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YAMAMOTO KOGAKU CO., LTD.

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  • OSAKA, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mask adhesion determination device
    • Patent number 11,686,640
    • Issue date Jun 27, 2023
    • YAMAMOTO KOGAKU CO., LTD.
    • Hiroki Hashimoto
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Eyeglasses
    • Patent number 11,640,073
    • Issue date May 2, 2023
    • Yamamoto Kogaku Co., Ltd.
    • Minoru Ikuta
    • G02 - OPTICS
  • Information Patent Grant

    Mask fitting level determination device
    • Patent number 11,471,632
    • Issue date Oct 18, 2022
    • Yamamoto Kogaku Co., Ltd.
    • Hiroki Hashimoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Holding tool for wearable device and face or head-mounted implement...
    • Patent number 11,262,602
    • Issue date Mar 1, 2022
    • YAMAMOTO KOGAKU CO., LTD.
    • Masataka Asada
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Front frame for swimming goggles
    • Patent number D827703
    • Issue date Sep 4, 2018
    • YAMAMOTO KOGAKU CO., LTD.
    • Tomoyuki Ooba
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Polarization optical article in which uneven coloring by polarizati...
    • Patent number 9,507,176
    • Issue date Nov 29, 2016
    • Yamamoto Kogaku Co., Ltd.
    • Nobuyuki Kobuchi
    • G02 - OPTICS
  • Information Patent Grant

    Belt length adjuster
    • Patent number 9,301,578
    • Issue date Apr 5, 2016
    • Yamamoto Kogaku Co., Ltd.
    • Makoto Shinya
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Swimming goggles
    • Patent number D745081
    • Issue date Dec 8, 2015
    • Yamamoto Kogaku Co., Ltd.
    • Tomoyuki Ooba
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Swimming goggles
    • Patent number D745082
    • Issue date Dec 8, 2015
    • Yamamoto Kogaku Co., Ltd.
    • Tomoyuki Ooba
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Synthetic resin lens
    • Patent number 9,146,336
    • Issue date Sep 29, 2015
    • YAMAMOTO KOGAKU CO., LTD.
    • Kimio Matsumoto
    • G02 - OPTICS
  • Information Patent Grant

    Fog-resistant structure and protective device for eyes
    • Patent number 9,015,868
    • Issue date Apr 28, 2015
    • Yamamoto Kogaku Co., Ltd.
    • Kimio Matsumoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Goggles
    • Patent number 8,959,669
    • Issue date Feb 24, 2015
    • Yamamoto Kogaku Co. LTD
    • Hirofumi Tominaga
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Single-lens type polarizing glasses
    • Patent number 8,870,373
    • Issue date Oct 28, 2014
    • Yamamoto Kogaku Co., Ltd.
    • Naoya Aoyama
    • G02 - OPTICS
  • Information Patent Grant

    Swimming goggles
    • Patent number 8,650,667
    • Issue date Feb 18, 2014
    • Yamamoto Kagaku Co., Ltd.
    • Hirofumi Tominaga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Process for producing optical article
    • Patent number 8,496,328
    • Issue date Jul 30, 2013
    • Yamamoto Kogaku Co., Ltd.
    • Nobuyuki Kobuchi
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglasses
    • Patent number 8,292,425
    • Issue date Oct 23, 2012
    • Yamamoto Kogaku Co., Ltd.
    • Katsuya Takeshi
    • G02 - OPTICS
  • Information Patent Grant

    Eyeglasses
    • Patent number 8,246,165
    • Issue date Aug 21, 2012
    • Yamamoto Kogaku Co., Ltd
    • Shinichi Hadehara
    • G02 - OPTICS
  • Information Patent Grant

    Swimming goggles
    • Patent number D665443
    • Issue date Aug 14, 2012
    • Yamamoto Kogaku Co., Ltd.
    • Keizo Kitamura
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Goggle front frame
    • Patent number D663763
    • Issue date Jul 17, 2012
    • Yamamoto Kogaku Co., Ltd.
    • Rintaro Inui
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Headgear
    • Patent number 8,209,778
    • Issue date Jul 3, 2012
    • Yamamoto Kogaku Co., Ltd.
    • Kimio Matsumoto
    • A42 - HEADWEAR
  • Information Patent Grant

    Synthetic resin lens and eye lens article thereof
    • Patent number 7,922,324
    • Issue date Apr 12, 2011
    • Yamamoto Kogaku Co., Ltd.
    • Fumio Ishibashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Swimming goggles
    • Patent number D635177
    • Issue date Mar 29, 2011
    • Yamamoto Kogaku Co., Ltd.
    • Rintaro Inui
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Lens for safety glasses
    • Patent number 7,901,074
    • Issue date Mar 8, 2011
    • Yamamoto Kogaku Co., Ltd.
    • Tamenobu Yamamoto
    • G02 - OPTICS
  • Information Patent Grant

    Goggles
    • Patent number D633937
    • Issue date Mar 8, 2011
    • Yamamoto Kogaku Co., Ltd.
    • Kazuto Yasuhara
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Goggles
    • Patent number 7,895,679
    • Issue date Mar 1, 2011
    • Yamamoto Kogaku Ltd.
    • Katsuya Takeshi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Eyeglasses
    • Patent number 7,891,806
    • Issue date Feb 22, 2011
    • Yamamoto Kogaku Co., Ltd.
    • Mitsuhiro Shintani
    • G02 - OPTICS
  • Information Patent Grant

    Protective device for eyes
    • Patent number 7,891,025
    • Issue date Feb 22, 2011
    • Yamamoto Kogaku Co., Ltd.
    • Hirokazu Kobayashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Goggle body
    • Patent number D629442
    • Issue date Dec 21, 2010
    • Yamamoto Kogaku Co., Ltd.
    • Hirofumi Tominaga
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Sunglasses
    • Patent number D623215
    • Issue date Sep 7, 2010
    • Yamamoto Kogaku Co., Ltd.
    • Rintaro Inui
    • D16 - Photography and optical equipment
  • Information Patent Grant

    Sunglasses
    • Patent number D622756
    • Issue date Aug 31, 2010
    • Yamamoto Kogaku Co., Ltd.
    • Rintaro Inui
    • D16 - Photography and optical equipment

Patents Applicationslast 30 patents

  • Information Patent Application

    PROTECTIVE EQUIPMENT FOR RESPIRATION, PROTECTIVE SYSTEM FOR RESPIRA...
    • Publication number 20230128743
    • Publication date Apr 27, 2023
    • YAMAMOTO KOGAKU CO., LTD.
    • Hiroki Hashimoto
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    LASER SCATTERED LIGHT MEASURING DEVICE
    • Publication number 20230073495
    • Publication date Mar 9, 2023
    • YAMAMOTO KOGAKU CO., LTD.
    • Yoshitaka TANI
    • G01 - MEASURING TESTING
  • Information Patent Application

    EYEGLASSES
    • Publication number 20210072558
    • Publication date Mar 11, 2021
    • YAMAMOTO KOGAKU CO., LTD.
    • Minoru IKUTA
    • G02 - OPTICS
  • Information Patent Application

    MASK ADHESION DETERMINATION DEVICE
    • Publication number 20200370984
    • Publication date Nov 26, 2020
    • YAMAMOTO KOGAKU CO., LTD.
    • Hiroki HASHIMOTO
    • G01 - MEASURING TESTING
  • Information Patent Application

    HOLDING TOOL FOR WEARABLE DEVICE AND FACE OR HEAD-MOUNTED IMPLEMENT...
    • Publication number 20200201081
    • Publication date Jun 25, 2020
    • YAMAMOTO KOGAKU CO., LTD.
    • Masataka ASADA
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    MASK FITTING LEVEL DETERMINATION DEVICE
    • Publication number 20200114106
    • Publication date Apr 16, 2020
    • YAMAMOTO KOGAKU CO., LTD.
    • Hiroki Hashimoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    ATTACHMENT SHEET, HELMET, GOGGLES, AND METHOD FOR ATTACHING ANTI-FO...
    • Publication number 20180077992
    • Publication date Mar 22, 2018
    • WINS JAPAN CO., LTD.
    • Tadashi KATAOKA
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    EYEWEAR MOUNTING DEVICE
    • Publication number 20120160989
    • Publication date Jun 28, 2012
    • YAMAMOTO KOGAKU CO., LTD.
    • Kazuto YASUHARA
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    BELT LENGTH ADJUSTER
    • Publication number 20110239416
    • Publication date Oct 6, 2011
    • YAMAMOTO KOGAKU CO., LTD.
    • Makoto SHINYA
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    SINGLE-LENS TYPE POLARIZING GLASSES
    • Publication number 20110211154
    • Publication date Sep 1, 2011
    • YAMAMOTO KOGAKU CO., LTD.
    • Naoya AOYAMA
    • G02 - OPTICS
  • Information Patent Application

    CIRCULARLY POLARIZING PLATE AND CIRCULARLY POLARIZING LENS, AND CIR...
    • Publication number 20110205627
    • Publication date Aug 25, 2011
    • YAMAMOTO KOGAKU CO., LTD.
    • Nobuyuki KOBUCHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    FOG-RESISTANT STRUCTURE AND PROTECTIVE DEVICE FOR EYES
    • Publication number 20110126345
    • Publication date Jun 2, 2011
    • YAMAMOTO KOGAKU CO., LTD.
    • Kimio Matsumoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    SWIMMING GOGGLES
    • Publication number 20110088150
    • Publication date Apr 21, 2011
    • YAMAMOTO KOGAKU CO., LTD.
    • Hirofumi Tominaga
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    OPTICAL ARTICLE
    • Publication number 20110043902
    • Publication date Feb 24, 2011
    • YAMAMOTO KOGAKU CO., LTD.
    • Fumio ISHIBASHI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    EYEGLASSES
    • Publication number 20100271586
    • Publication date Oct 28, 2010
    • YAMAMOTO KOGAKU CO., LTD.
    • Shinichi HADEHARA
    • G02 - OPTICS
  • Information Patent Application

    Goggles
    • Publication number 20100229291
    • Publication date Sep 16, 2010
    • YAMAMOTO KOGAKU CO., LTD.
    • Hirofumi Tominaga
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Eyeglasses
    • Publication number 20100060847
    • Publication date Mar 11, 2010
    • YAMAMOTO KOGAKU CO., LTD.
    • Mitsuhiro Shintani
    • G02 - OPTICS
  • Information Patent Application

    EYEGLASSES
    • Publication number 20100053545
    • Publication date Mar 4, 2010
    • YAMAMOTO KOGAKU CO., LTD.
    • Katsuya TAKESHI
    • G02 - OPTICS
  • Information Patent Application

    POLARIZING LAMINATE AND PROCESS FOR PRODUCING THE SAME
    • Publication number 20090305049
    • Publication date Dec 10, 2009
    • YAMAMOTO KOGAKU CO., LTD.
    • Nobuyuki KOBUCHI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    SYNTHETIC RESIN LENS AND EYE LENS ARTICLE THEREOF
    • Publication number 20090296040
    • Publication date Dec 3, 2009
    • YAMAMOTO KOGAKU CO., LTD.
    • Fumio Ishibashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    EYEGLASSES
    • Publication number 20090161062
    • Publication date Jun 25, 2009
    • YAMAMOTO KOGAKU CO., LTD.
    • Noboru KAWANISHI
    • G02 - OPTICS
  • Information Patent Application

    DOUBLE LENS
    • Publication number 20090100577
    • Publication date Apr 23, 2009
    • YAMAMOTO KOGAKU CO., LTD.
    • Hirokazu Kobayashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    GOGGLES
    • Publication number 20080196149
    • Publication date Aug 21, 2008
    • YAMAMOTO KOGAKU CO., LTD.
    • Katsuya TAKESHI
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Goggles
    • Publication number 20080134417
    • Publication date Jun 12, 2008
    • YAMAMOTO KOGAKU CO., LTD.
    • Naoya Aoyama
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Protective device for eyes
    • Publication number 20080055538
    • Publication date Mar 6, 2008
    • YAMAMOTO KOGAKU CO., LTD.
    • Hirokazu Kobayashi
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Lens for Safety Glasses
    • Publication number 20070285615
    • Publication date Dec 13, 2007
    • YAMAMOTO KOGAKU CO., LTD.
    • Tamenobu Yamamoto
    • G02 - OPTICS
  • Information Patent Application

    Eyewear end piece
    • Publication number 20070153229
    • Publication date Jul 5, 2007
    • YAMAMOTO KOGAKU CO., LTD.
    • Kazuto Yasuhara
    • G02 - OPTICS
  • Information Patent Application

    Earplug and headgear with the earplug
    • Publication number 20060213525
    • Publication date Sep 28, 2006
    • YAMAMOTO KOGAKU CO., LTD.
    • Kimio Matsumoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Headcover and goggle
    • Publication number 20060117450
    • Publication date Jun 8, 2006
    • YAMAMOTO KOGAKU CO., LTD.
    • Kimio Matsumoto
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    Optical structure for eyes
    • Publication number 20060119948
    • Publication date Jun 8, 2006
    • YAMAMOTO KOGAKU CO., LTD.
    • Kimio Matsumoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Trademarklast 30 trademarks

  • Information Trademark

    79362473 - SWANS
    • Serial number 79362473
    • Registration number 7404134
    • Filing date Sep 14, 2022
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    79357895 - PAPRIOT
    • Serial number 79357895
    • Registration number 7333979
    • Filing date Jul 29, 2022
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    79356644 - BARRITEX
    • Serial number 79356644
    • Registration number 7464416
    • Filing date Jul 29, 2022
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    90778459 - ULTRA LENS
    • Serial number 90778459
    • Registration number 6919948
    • Filing date Jun 16, 2021
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    90406004 - YK YAMAMOTO
    • Serial number 90406004
    • Registration number 6847652
    • Filing date Dec 23, 2020
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75463576 - DICE
    • Serial number 75463576
    • Filing date Apr 7, 1998
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75035822 - OUTLAND
    • Serial number 75035822
    • Filing date Dec 22, 1995
    • Yamamoto Kogaku Co., Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75035824 - GULLWING
    • Serial number 75035824
    • Registration number 2283508
    • Filing date Dec 22, 1995
    • Yamamoto Kogaku Co., Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75035700 - TRI-BLOCKER
    • Serial number 75035700
    • Registration number 2276264
    • Filing date Dec 22, 1995
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75035754 - FIT95
    • Serial number 75035754
    • Registration number 2274712
    • Filing date Dec 22, 1995
    • Yamamoto Kogaku Co., Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75035401 - SWANS
    • Serial number 75035401
    • Registration number 2060709
    • Filing date Dec 21, 1995
    • YAMAMOTO KOGAKU CO., LTD.
    • 25 - Clothing, footwear, headgear
  • Information Trademark

    75035404 - SWANS
    • Serial number 75035404
    • Registration number 2296288
    • Filing date Dec 21, 1995
    • Yamamoto Kogaku Co., Ltd.
    • 18 - Leather and imitations of leather, and goods made of these materials and not included in other classes
  • Information Trademark

    75035403 - SWANS
    • Serial number 75035403
    • Registration number 2110317
    • Filing date Dec 21, 1995
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75035402 - SWANS
    • Serial number 75035402
    • Registration number 2298416
    • Filing date Dec 21, 1995
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73720006 - EYEVAN
    • Serial number 73720006
    • Registration number 1525361
    • Filing date Apr 1, 1988
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73606055 - SWANS II
    • Serial number 73606055
    • Registration number 1469626
    • Filing date Jun 23, 1986
    • YAMAMOTO KOGAKU CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73404320 - ASSOA
    • Serial number 73404320
    • Registration number 1266992
    • Filing date Nov 30, 1982
    • Yamamoto Kogaku Co., Ltd.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments