Masafumi Tanaka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical film, and polarizing plate, surface plate, image display pa...
- Patent number 12,135,406
- Issue date Nov 5, 2024
- Dai Nippon Printing Co., Ltd.
- Jun Tsujimoto
- G02 - OPTICS
Information Patent Grant
Bicycle electric component
- Patent number 11,993,344
- Issue date May 28, 2024
- Shimano Inc.
- Takafumi Suzuki
- G08 - SIGNALLING
Information Patent Grant
Controller and control system
- Patent number 11,203,291
- Issue date Dec 21, 2021
- Shimano Inc.
- Masahiro Nakakura
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Bicycle electric component
- Patent number 11,052,967
- Issue date Jul 6, 2021
- Shimano Inc.
- Takafumi Suzuki
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle electric component
- Patent number 11,001,338
- Issue date May 11, 2021
- Shimano Inc.
- Takafumi Suzuki
- G08 - SIGNALLING
Information Patent Grant
Lighting device and projection display apparatus
- Patent number 10,684,539
- Issue date Jun 16, 2020
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Shigekazu Yamagishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phosphor disc, phosphor wheel, light source device, projection disp...
- Patent number 10,474,019
- Issue date Nov 12, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Takashi Ikeda
- F21 - LIGHTING
Information Patent Grant
Phosphor wheel module, light source device, and projection display...
- Patent number 10,394,110
- Issue date Aug 27, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Masafumi Tanaka
- F21 - LIGHTING
Information Patent Grant
Bicycle electric component
- Patent number 10,377,444
- Issue date Aug 13, 2019
- Shimano Inc.
- Takafumi Suzuki
- G08 - SIGNALLING
Information Patent Grant
Phosphor wheel, light source device, and projector-type image displ...
- Patent number 10,268,111
- Issue date Apr 23, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Takashi Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Phosphor disc, phosphor wheel, light source device, projection disp...
- Patent number 10,162,252
- Issue date Dec 25, 2018
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Takashi Ikeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phosphor wheel, light source device, and projection image display a...
- Patent number 9,863,604
- Issue date Jan 9, 2018
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Takashi Ikeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Antireflective article, image display device, production mold for a...
- Patent number 9,678,248
- Issue date Jun 13, 2017
- Dai Nippon Printing Co., Ltd.
- Yoshihiro Fukui
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Antireflective article, image display device, and production mold f...
- Patent number 9,442,222
- Issue date Sep 13, 2016
- Dai Nippon Printing Co., Ltd.
- Yoshihiro Fukui
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Holding material for catalytic converter
- Patent number 7,306,773
- Issue date Dec 11, 2007
- Nichias Corporation
- Masafumi Tanaka
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Vibration floating washer assembly and method of attaching the same...
- Patent number 6,328,513
- Issue date Dec 11, 2001
- Nichias Corporation
- Takahiro Niwa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic camera for photographing and recording an image and for...
- Patent number 5,497,194
- Issue date Mar 5, 1996
- Ricoh Company, Ltd.
- Koubun Sakagami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Orthogonal transformation processor for compressing information
- Patent number 5,359,549
- Issue date Oct 25, 1994
- Ricoh Company, Ltd.
- Masafumi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Orthogonal transformation processor for compressing information
- Patent number 5,331,585
- Issue date Jul 19, 1994
- Ricoh Company, Ltd.
- Masafumi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Orthogonal transformation processor for compressing information
- Patent number 5,268,853
- Issue date Dec 7, 1993
- Ricoh Company, Ltd.
- Masafumi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Orthogonal transformation arithmetic unit
- Patent number 5,216,516
- Issue date Jun 1, 1993
- Ricoh Company, Inc.
- Masafumi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image data processing apparatus
- Patent number 5,142,380
- Issue date Aug 25, 1992
- Ricoh Company, Ltd.
- Koubun Sakagami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High-speed digital filter processor including parallel paths for pr...
- Patent number 5,016,207
- Issue date May 14, 1991
- Ricoh Company, Ltd.
- Tatsuya Fujii
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL FILM, AND POLARIZING PLATE, SURFACE PLATE, IMAGE DISPLAY PA...
- Publication number 20240272330
- Publication date Aug 15, 2024
- DAI NIPPON PRINTING CO., LTD.
- Jun TSUJIMOTO
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, AND POLARIZING PLATE, SURFACE PLATE, IMAGE DISPLAY PA...
- Publication number 20240272331
- Publication date Aug 15, 2024
- DAI NIPPON PRINTING CO., LTD.
- Jun TSUJIMOTO
- G02 - OPTICS
Information Patent Application
Method for Evaluating Adapter Ligation Efficiency in Sequencing of...
- Publication number 20240102089
- Publication date Mar 28, 2024
- GENODIVE PHARMA INC.
- Masafumi Tanaka
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
BICYCLE ELECTRIC COMPONENT
- Publication number 20210221467
- Publication date Jul 22, 2021
- Shimano Inc.
- Takafumi SUZUKI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE ELECTRIC COMPONENT
- Publication number 20190308691
- Publication date Oct 10, 2019
- Shimano Inc.
- Takafumi SUZUKI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
CONTROLLER AND CONTROL SYSTEM
- Publication number 20190152389
- Publication date May 23, 2019
- Shimano Inc.
- Masahiro NAKAKURA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
LIGHTING DEVICE AND PROJECTION DISPLAY APPARATUS
- Publication number 20190086778
- Publication date Mar 21, 2019
- Panasonic Intellectual Property Management Co., Ltd.
- Shigekazu YAMAGISHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOSPHOR DISC, PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION DISP...
- Publication number 20190086780
- Publication date Mar 21, 2019
- Panasonic Intellectual Property Management Co., Ltd.
- Takashi IKEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BICYCLE ELECTRIC COMPONENT
- Publication number 20190031283
- Publication date Jan 31, 2019
- Shimano Inc.
- Takafumi SUZUKI
- G08 - SIGNALLING
Information Patent Application
PHOSPHOR WHEEL MODULE, LIGHT SOURCE DEVICE, AND PROJECTION DISPLAY...
- Publication number 20180095350
- Publication date Apr 5, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- Masafumi TANAKA
- F21 - LIGHTING
Information Patent Application
PHOSPHOR DISC, PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION DISP...
- Publication number 20180031958
- Publication date Feb 1, 2018
- Panasonic Intellectual Property Management Co., Ltd.
- TAKASHI IKEDA
- B32 - LAYERED PRODUCTS
Information Patent Application
PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, AND PROJECTOR-TYPE IMAGE DISPL...
- Publication number 20170269461
- Publication date Sep 21, 2017
- Panasonic Intellectual Property Management Co., Ltd.
- Takashi IKEDA
- G02 - OPTICS
Information Patent Application
PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, AND PROJECTION IMAGE DISPLAY A...
- Publication number 20170227192
- Publication date Aug 10, 2017
- Panasonic Intellectual Property Management Co., Ltd.
- Takashi IKEDA
- G02 - OPTICS
Information Patent Application
ANTIREFLECTIVE ARTICLE, IMAGE DISPLAY DEVICE, PRODUCTION MOLD FOR A...
- Publication number 20150168610
- Publication date Jun 18, 2015
- DAI NIPPON PRINTING CO., LTD.
- Yoshihiro Fukui
- G02 - OPTICS
Information Patent Application
ANTIREFLECTIVE ARTICLE, IMAGE DISPLAY DEVICE, AND PRODUCTION MOLD F...
- Publication number 20150168609
- Publication date Jun 18, 2015
- DAI NIPPON PRINTING CO., LTD.
- Yoshihiro Fukui
- G02 - OPTICS
Information Patent Application
PROJECTION DISPLAY APPARATUS
- Publication number 20120133894
- Publication date May 31, 2012
- Sanyo Electric Co., Ltd.
- Masafumi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COOLING UNIT, COOLING APPARATUS, AND PROJECTION DISPLAY APPARATUS
- Publication number 20120133907
- Publication date May 31, 2012
- Sanyo Electric Co., Ltd.
- Sosuke Otani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PRESENTATION SYSTEM
- Publication number 20120077172
- Publication date Mar 29, 2012
- Sanyo Electric Co., Ltd.
- Tohru WATANABE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION DISPLAY APPARATUS
- Publication number 20120026070
- Publication date Feb 2, 2012
- Sanyo Electric Co., Ltd.
- Azusa OZAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION DISPLAY APPARATUS
- Publication number 20110188008
- Publication date Aug 4, 2011
- Sanyo Electric Co., Ltd.
- Makoto MAEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Error masking method using moving picture electronic watermark of v...
- Publication number 20050152458
- Publication date Jul 14, 2005
- TECHNO MATHEMATICAL CO., LTD.
- Masafumi Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Dct matrix decomposing method and dct device
- Publication number 20040170336
- Publication date Sep 2, 2004
- Masafumi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for burying data in image, and method of extracting the data
- Publication number 20040131224
- Publication date Jul 8, 2004
- Masafumi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Holding material for catalytic converter
- Publication number 20040062690
- Publication date Apr 1, 2004
- NICHIAS CORPORATION
- Masafumi Tanaka
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Holding material for catalytic converter
- Publication number 20030185723
- Publication date Oct 2, 2003
- Toshiyuki Anji
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Application
Holding material for catalytic converter
- Publication number 20030185725
- Publication date Oct 2, 2003
- Mituru Mutou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Holding material for catalytic converter and method for producing t...
- Publication number 20030185724
- Publication date Oct 2, 2003
- Toshiyuki Anji
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Sound and heat insulating material and method for manufacturing the...
- Publication number 20020168492
- Publication date Nov 14, 2002
- NICHIAS CORPORATION
- Hideaki Madono
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Catalyst carrier holding member, method of making the same and cata...
- Publication number 20020025904
- Publication date Feb 28, 2002
- Yoshihiko Goto
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Masafumi Tanaka

Person

Patents Grantslast 30 patents

Optical film, and polarizing plate, surface plate, image display pa...

Bicycle electric component

Controller and control system

Bicycle electric component

Bicycle electric component

Lighting device and projection display apparatus

Phosphor disc, phosphor wheel, light source device, projection disp...

Phosphor wheel module, light source device, and projection display...

Bicycle electric component

Phosphor wheel, light source device, and projector-type image displ...

Phosphor disc, phosphor wheel, light source device, projection disp...

Phosphor wheel, light source device, and projection image display a...

Antireflective article, image display device, production mold for a...

Antireflective article, image display device, and production mold f...

Holding material for catalytic converter

Vibration floating washer assembly and method of attaching the same...

Electronic camera for photographing and recording an image and for...

Orthogonal transformation processor for compressing information

Orthogonal transformation processor for compressing information

Orthogonal transformation processor for compressing information

Orthogonal transformation arithmetic unit

Image data processing apparatus

High-speed digital filter processor including parallel paths for pr...

Patents Applicationslast 30 patents

OPTICAL FILM, AND POLARIZING PLATE, SURFACE PLATE, IMAGE DISPLAY PA...

OPTICAL FILM, AND POLARIZING PLATE, SURFACE PLATE, IMAGE DISPLAY PA...

Method for Evaluating Adapter Ligation Efficiency in Sequencing of...

BICYCLE ELECTRIC COMPONENT

BICYCLE ELECTRIC COMPONENT

CONTROLLER AND CONTROL SYSTEM

LIGHTING DEVICE AND PROJECTION DISPLAY APPARATUS

PHOSPHOR DISC, PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION DISP...

BICYCLE ELECTRIC COMPONENT

PHOSPHOR WHEEL MODULE, LIGHT SOURCE DEVICE, AND PROJECTION DISPLAY...

PHOSPHOR DISC, PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, PROJECTION DISP...

PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, AND PROJECTOR-TYPE IMAGE DISPL...

PHOSPHOR WHEEL, LIGHT SOURCE DEVICE, AND PROJECTION IMAGE DISPLAY A...

ANTIREFLECTIVE ARTICLE, IMAGE DISPLAY DEVICE, PRODUCTION MOLD FOR A...

ANTIREFLECTIVE ARTICLE, IMAGE DISPLAY DEVICE, AND PRODUCTION MOLD F...

PROJECTION DISPLAY APPARATUS

COOLING UNIT, COOLING APPARATUS, AND PROJECTION DISPLAY APPARATUS

PRESENTATION SYSTEM

PROJECTION DISPLAY APPARATUS

PROJECTION DISPLAY APPARATUS

Error masking method using moving picture electronic watermark of v...

Dct matrix decomposing method and dct device

Method for burying data in image, and method of extracting the data

Holding material for catalytic converter

Holding material for catalytic converter

Holding material for catalytic converter

Holding material for catalytic converter and method for producing t...

Sound and heat insulating material and method for manufacturing the...

Catalyst carrier holding member, method of making the same and cata...