Tomoto KAWAMURA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Biological sample detection device
- Patent number 11,971,346
- Issue date Apr 30, 2024
- HITACHI HIGH-TECH CORPORATION
- Mayu Sao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light source and biochemical analyzer
- Patent number 11,906,420
- Issue date Feb 20, 2024
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi Sekiguchi
- G01 - MEASURING TESTING
Information Patent Grant
AR display apparatus and AR display method
- Patent number 11,880,909
- Issue date Jan 23, 2024
- MAXELL, LTD.
- Hiromitsu Mori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Broadband light source device and biochemical analyzing device
- Patent number 11,754,493
- Issue date Sep 12, 2023
- HITACHI HIGH-TECH CORPORATION
- Tomoto Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Virtual image projection device
- Patent number 11,543,648
- Issue date Jan 3, 2023
- Hitachi-LG Data Storage, Inc.
- Seiji Murata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hologram light guide plate with plurality of layers and head mount...
- Patent number 11,493,759
- Issue date Nov 8, 2022
- Hitachi-LG Data Storage, Inc.
- Tomoto Kawamura
- G02 - OPTICS
Information Patent Grant
Waveguide and video image display device
- Patent number 11,143,872
- Issue date Oct 12, 2021
- Hitachi-LG Data Storage, Inc.
- Ryuji Ukai
- G02 - OPTICS
Information Patent Grant
Video projection device and head mounted display using the same
- Patent number 10,466,490
- Issue date Nov 5, 2019
- Hitachi-LG Data Storage, Inc.
- Tomoto Kawamura
- G02 - OPTICS
Information Patent Grant
Information display method and information display terminal
- Patent number 10,445,577
- Issue date Oct 15, 2019
- MAXELL, LTD.
- Satoshi Ouchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical scanning device, imaging device, and TOF type analyzer
- Patent number 10,413,187
- Issue date Sep 17, 2019
- Hitachi, Ltd.
- Toshiteru Nakamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Head-mounted display, head-up display and picture displaying method
- Patent number 10,365,490
- Issue date Jul 30, 2019
- MAXELL, LTD.
- Shingo Hayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical integrator and video projection device using same
- Patent number 10,303,047
- Issue date May 28, 2019
- Hitachi Chemical Company, Ltd.
- Tomoto Kawamura
- G02 - OPTICS
Information Patent Grant
Dimmer and video display device using the same
- Patent number 10,078,236
- Issue date Sep 18, 2018
- Hitachi-LG Data Storage, Inc.
- Shingo Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display apparatus and head mounted display
- Patent number 9,927,613
- Issue date Mar 27, 2018
- Hitachi-LG Data Storage, Inc.
- Toshiteru Nakamura
- G02 - OPTICS
Information Patent Grant
Light source unit and projection display system using same
- Patent number 9,551,917
- Issue date Jan 24, 2017
- HITACHI CONSUMER ELECTRONICS CO., LTD.
- Mitsuru Nagasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical head and optical drive device
- Patent number 8,593,928
- Issue date Nov 26, 2013
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 8,537,651
- Issue date Sep 17, 2013
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head using beam dividing element
- Patent number 8,498,190
- Issue date Jul 30, 2013
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical disc apparatus
- Patent number 8,488,425
- Issue date Jul 16, 2013
- Hitachi Media Electronics Co., Ltd.
- Kazuyoshi Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical information recording and reproducing ap...
- Patent number 8,451,703
- Issue date May 28, 2013
- Hitachi Media Electronics Co., Ltd.
- Eriko Tatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup
- Patent number 8,427,911
- Issue date Apr 23, 2013
- Hitachi Media Electronics Co., Ltd.
- Hiromi Kita
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc unit
- Patent number 8,331,207
- Issue date Dec 11, 2012
- Hitachi Media Electronics Co., Ltd.
- Katsuhiko Izumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head
- Patent number 8,243,575
- Issue date Aug 14, 2012
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup having radially arranged lenses in a low profile con...
- Patent number 8,169,880
- Issue date May 1, 2012
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical information recording and reproducing de...
- Patent number 8,154,962
- Issue date Apr 10, 2012
- Hitachi Media Electronics Co., Ltd.
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head and apparatus using the same
- Patent number 8,144,565
- Issue date Mar 27, 2012
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup having radially arranged lenses in a low profile con...
- Patent number 8,014,258
- Issue date Sep 6, 2011
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and optical disc apparatus with a single b...
- Patent number 7,978,587
- Issue date Jul 12, 2011
- Hitachi Media Electronics Co., Ltd.
- Toshimasa Kamisada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information processing apparatus, optical pick-up device an...
- Patent number 7,948,858
- Issue date May 24, 2011
- Hitachi Media Electronics Co., Ltd.
- Tomoto Kawamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pick up apparatus with a single beam system and having a di...
- Patent number 7,940,630
- Issue date May 10, 2011
- Hitachi Media Electronics Co., Ltd.
- Toshimasa Kamisada
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
BIOLOGICAL SAMPLE MEASURING DEVICE
- Publication number 20240410821
- Publication date Dec 12, 2024
- HITACHI HIGH-TECH CORPORATION
- Mayu SAO
- G01 - MEASURING TESTING
Information Patent Application
BIOLOGICAL SAMPLE MEASUREMENT DEVICE
- Publication number 20240202953
- Publication date Jun 20, 2024
- Hitachi High-Tech Corporation
- Mayu SAO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
AR DISPLAY APPARATUS AND AR DISPLAY METHOD
- Publication number 20240127496
- Publication date Apr 18, 2024
- Maxell, Ltd.
- Hiromitsu MORI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEFECT INSPECTION APPARATUS AND DEFECT INSPECTION METHOD
- Publication number 20230060883
- Publication date Mar 2, 2023
- HITACHI HIGH-TECH CORPORATION
- Takeru UTSUGI
- G01 - MEASURING TESTING
Information Patent Application
Light Source and Biochemical Analyzer
- Publication number 20220214266
- Publication date Jul 7, 2022
- Hitachi High-Tech Corporation
- Yoshifumi SEKIGUCHI
- G01 - MEASURING TESTING
Information Patent Application
BIOLOGICAL SAMPLE DETECTION DEVICE
- Publication number 20220082492
- Publication date Mar 17, 2022
- Hitachi High-Tech Corporation
- Mayu Sao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BROADBAND LIGHT SOURCE DEVICE AND BIOCHEMICAL ANALYZING DEVICE
- Publication number 20210381954
- Publication date Dec 9, 2021
- HITACHI HIGH-TECH CORPORATION
- Tomoto KAWAMURA
- G01 - MEASURING TESTING
Information Patent Application
IMAGE DISPLAY DEVICE
- Publication number 20210382309
- Publication date Dec 9, 2021
- Hitachi-LG Data Storage, Inc.
- Takeru UTSUGI
- G02 - OPTICS
Information Patent Application
VIRTUAL IMAGE PROJECTION DEVICE
- Publication number 20210149183
- Publication date May 20, 2021
- Hitachi-LG Data Storage, Inc.
- Seiji MURATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVEGUIDE AND VIDEO IMAGE DISPLAY DEVICE
- Publication number 20210041699
- Publication date Feb 11, 2021
- Hitachi-LG Data Storage, Inc.
- Ryuji UKAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HOLOGRAM LIGHT GUIDE PLATE, HEAD MOUNT DISPLAY
- Publication number 20210033864
- Publication date Feb 4, 2021
- Hitachi-LG Data Storage, Inc.
- Tomoto KAWAMURA
- G02 - OPTICS
Information Patent Application
AR DISPLAY APPARATUS AND AR DISPLAY METHOD
- Publication number 20200090375
- Publication date Mar 19, 2020
- Maxell, Ltd.
- Hiromitsu MORI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL MIXER AND MULTI-WAVELENGTH HOMOGENEOUS LIGHT SOURCE USING T...
- Publication number 20190004408
- Publication date Jan 3, 2019
- Hitachi Chemical Company, Ltd.
- Tomoto KAWAMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Optical Scanning Device, Imaging Device, and TOF Type Analyzer
- Publication number 20180296094
- Publication date Oct 18, 2018
- Hitachi, Ltd
- Toshiteru NAKAMURA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Illumination Device, Illumination Method, and Video Projection Appa...
- Publication number 20180203338
- Publication date Jul 19, 2018
- HITACHI CHEMICAL COMPANY ,LTD.
- Tomoto KAWAMURA
- G02 - OPTICS
Information Patent Application
HEAD-MOUNTED DISPLAY, HEAD-UP DISPLAY AND PICTURE DISPLAYING METHOD
- Publication number 20180129050
- Publication date May 10, 2018
- Maxell, Ltd.
- Shingo HAYASHI
- G02 - OPTICS
Information Patent Application
OPTICAL INTEGRATOR AND VIDEO PROJECTION DEVICE USING SAME
- Publication number 20170299955
- Publication date Oct 19, 2017
- Hitachi Chemical Company, Ltd.
- Tomoto KAWAMURA
- G02 - OPTICS
Information Patent Application
DIMMER AND VIDEO DISPLAY DEVICE USING THE SAME
- Publication number 20170184894
- Publication date Jun 29, 2017
- Hitachi-LG Data Storage, Inc.
- Shingo HAYASHI
- G02 - OPTICS
Information Patent Application
INFORMATION DISPLAY METHOD AND INFORMATION DISPLAY TERMINAL
- Publication number 20170116479
- Publication date Apr 27, 2017
- Hitachi Maxwell, Ltd.
- Satoshi OUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROJECTION DEVICE AND HEAD MOUNTED DISPLAY
- Publication number 20160313560
- Publication date Oct 27, 2016
- Hitachi-LG Data Storage, Inc.
- Tomoto KAWAMURA
- G02 - OPTICS
Information Patent Application
IMAGE DISPLAY APPARATUS AND HEAD MOUNTED DISPLAY
- Publication number 20160131909
- Publication date May 12, 2016
- Hitachi-LG Data Storage, Inc.
- Toshiteru NAKAMURA
- G02 - OPTICS
Information Patent Application
VIDEO PROJECTION DEVICE AND HEAD MOUNTED DISPLAY USING THE SAME
- Publication number 20160041396
- Publication date Feb 11, 2016
- Hitachi-LG Data Storage, Inc.
- Tomoto KAWAMURA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE MODULE AND IMAGE PROJECTION DEVICE
- Publication number 20150309400
- Publication date Oct 29, 2015
- Hitachi-LG Data Storage, Inc.
- Tomoto KAWAMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE UNIT AND PROJECTION DISPLAY SYSTEM USING SAME
- Publication number 20140098349
- Publication date Apr 10, 2014
- Hitachi Media Electronics Co., Ltd.
- Mitsuru NAGASAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Optical Pickup
- Publication number 20130176840
- Publication date Jul 11, 2013
- Hitachi Media Electronics Co., Ltd.
- Hiromi Kita
- G11 - INFORMATION STORAGE
Information Patent Application
SCANNING PROJECTION APPARATUS AND SCANNING IMAGE DISPLAY
- Publication number 20130076800
- Publication date Mar 28, 2013
- Michio HATAGI
- G02 - OPTICS
Information Patent Application
METHOD AND APPARATUS FOR GENERATING FOCUS ERROR SIGNAL, OPTICAL HEA...
- Publication number 20130015320
- Publication date Jan 17, 2013
- Tomoto KAWAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
SCAN-TYPE IMAGE DISPLAY DEVICE AND SCAN-TYPE PROJECTION DEVICE
- Publication number 20130003022
- Publication date Jan 3, 2013
- Teppei Tanaka
- G02 - OPTICS
Information Patent Application
OPTICAL HEAD AND OPTICAL DRIVE DEVICE
- Publication number 20120287765
- Publication date Nov 15, 2012
- Tomoto KAWAMURA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL HEAD
- Publication number 20120218874
- Publication date Aug 30, 2012
- Tomoto KAWAMURA
- G11 - INFORMATION STORAGE

Tomoto KAWAMURA

Person

Patents Grantslast 30 patents

Biological sample detection device

Light source and biochemical analyzer

AR display apparatus and AR display method

Broadband light source device and biochemical analyzing device

Virtual image projection device

Hologram light guide plate with plurality of layers and head mount...

Waveguide and video image display device

Video projection device and head mounted display using the same

Information display method and information display terminal

Optical scanning device, imaging device, and TOF type analyzer

Head-mounted display, head-up display and picture displaying method

Optical integrator and video projection device using same

Dimmer and video display device using the same

Image display apparatus and head mounted display

Light source unit and projection display system using same

Optical head and optical drive device

Optical disc device

Optical head using beam dividing element

Optical pickup device and optical disc apparatus

Optical pickup and optical information recording and reproducing ap...

Optical pickup

Optical pickup and optical disc unit

Optical head

Optical pickup having radially arranged lenses in a low profile con...

Optical pickup and optical information recording and reproducing de...

Optical head and apparatus using the same

Optical pickup having radially arranged lenses in a low profile con...

Optical pickup apparatus and optical disc apparatus with a single b...

Optical information processing apparatus, optical pick-up device an...

Optical pick up apparatus with a single beam system and having a di...

Patents Applicationslast 30 patents

BIOLOGICAL SAMPLE MEASURING DEVICE

BIOLOGICAL SAMPLE MEASUREMENT DEVICE

AR DISPLAY APPARATUS AND AR DISPLAY METHOD

DEFECT INSPECTION APPARATUS AND DEFECT INSPECTION METHOD

Light Source and Biochemical Analyzer

BIOLOGICAL SAMPLE DETECTION DEVICE

BROADBAND LIGHT SOURCE DEVICE AND BIOCHEMICAL ANALYZING DEVICE

IMAGE DISPLAY DEVICE

VIRTUAL IMAGE PROJECTION DEVICE

WAVEGUIDE AND VIDEO IMAGE DISPLAY DEVICE

HOLOGRAM LIGHT GUIDE PLATE, HEAD MOUNT DISPLAY

AR DISPLAY APPARATUS AND AR DISPLAY METHOD

OPTICAL MIXER AND MULTI-WAVELENGTH HOMOGENEOUS LIGHT SOURCE USING T...

Optical Scanning Device, Imaging Device, and TOF Type Analyzer

Illumination Device, Illumination Method, and Video Projection Appa...

HEAD-MOUNTED DISPLAY, HEAD-UP DISPLAY AND PICTURE DISPLAYING METHOD

OPTICAL INTEGRATOR AND VIDEO PROJECTION DEVICE USING SAME

DIMMER AND VIDEO DISPLAY DEVICE USING THE SAME

INFORMATION DISPLAY METHOD AND INFORMATION DISPLAY TERMINAL

IMAGE PROJECTION DEVICE AND HEAD MOUNTED DISPLAY

IMAGE DISPLAY APPARATUS AND HEAD MOUNTED DISPLAY

VIDEO PROJECTION DEVICE AND HEAD MOUNTED DISPLAY USING THE SAME

LIGHT SOURCE MODULE AND IMAGE PROJECTION DEVICE

LIGHT SOURCE UNIT AND PROJECTION DISPLAY SYSTEM USING SAME

Optical Pickup

SCANNING PROJECTION APPARATUS AND SCANNING IMAGE DISPLAY

METHOD AND APPARATUS FOR GENERATING FOCUS ERROR SIGNAL, OPTICAL HEA...

SCAN-TYPE IMAGE DISPLAY DEVICE AND SCAN-TYPE PROJECTION DEVICE

OPTICAL HEAD AND OPTICAL DRIVE DEVICE

OPTICAL HEAD