Masami Ito

Person

Moriguchi-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light source device
- Patent number 10,338,302
- Issue date Jul 2, 2019
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Takanori Kikuchi
- G02 - OPTICS
Information Patent Grant
Input operation device
- Patent number 9,978,540
- Issue date May 22, 2018
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Tsuyoshi Tanaka
- G05 - CONTROLLING REGULATING
Information Patent Grant
Light guide
- Patent number 9,229,151
- Issue date Jan 5, 2016
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Masaru Fujita
- G02 - OPTICS
Information Patent Grant
Light guide plate and surface light source device
- Patent number 9,028,125
- Issue date May 12, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Takanori Kikuchi
- G02 - OPTICS
Information Patent Grant
Light guide plate, die, and die processing method
- Patent number 8,979,351
- Issue date Mar 17, 2015
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Masaru Fujita
- G02 - OPTICS
Information Patent Grant
Light guide plate and surface light source device
- Patent number 8,882,326
- Issue date Nov 11, 2014
- Panasonic Corporation
- Takanori Kikuchi
- G02 - OPTICS
Information Patent Grant
Optical component unit, laser joining method and apparatus for join...
- Patent number 7,411,748
- Issue date Aug 12, 2008
- Matsushita Electric Industrial Co., Ltd.
- Seiji Kumazawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus and method for transmitting and detecting light
- Patent number 6,892,009
- Issue date May 10, 2005
- Matsushita Electric Industrial Co., Ltd.
- Masami Ito
- G02 - OPTICS
Information Patent Grant
Optical encoder for optically measuring displacement of moving body
- Patent number 6,154,278
- Issue date Nov 28, 2000
- Matsushita Electric Industrial Co., Ltd.
- Masami Ito
- G01 - MEASURING TESTING
Information Patent Grant
Panel-form illuminating system
- Patent number 6,068,382
- Issue date May 30, 2000
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G02 - OPTICS
Information Patent Grant
Position detecting element and range sensor
- Patent number 5,999,249
- Issue date Dec 7, 1999
- Matsushita Electric Industrial Co., Ltd.
- Masami Ito
- G01 - MEASURING TESTING
Information Patent Grant
Back light illuminator for liquid crystal display apparatus
- Patent number 5,986,727
- Issue date Nov 16, 1999
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Optical encorder for detection having a moving reference point
- Patent number 5,981,941
- Issue date Nov 9, 1999
- Matsushita Electric Industrial Co., Ltd.
- Kazumasa Takata
- G01 - MEASURING TESTING
Information Patent Grant
Panel-form illuminating system
- Patent number 5,980,054
- Issue date Nov 9, 1999
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G02 - OPTICS
Information Patent Grant
Optical method of detecting defect and apparatus used therein
- Patent number 5,894,345
- Issue date Apr 13, 1999
- Matsushita Electric Industrial Co., Ltd.
- Kenji Takamoto
- G01 - MEASURING TESTING
Information Patent Grant
Distance measuring method and distance sensor
- Patent number 5,781,269
- Issue date Jul 14, 1998
- Matsushita Electric Industrial Co., Ltd.
- Masami Ito
- G01 - MEASURING TESTING
Information Patent Grant
Phase grating, its fabricating method, optical encoder, motor using...
- Patent number 5,754,341
- Issue date May 19, 1998
- Matsushita Electric Industrial Co., Ltd.
- Kazumasa Takata
- G02 - OPTICS
Information Patent Grant
Method and apparatus for particle inspection
- Patent number 5,748,305
- Issue date May 5, 1998
- Matsushita Electric Industrial Co., Ltd.
- Ken Shimono
- G01 - MEASURING TESTING
Information Patent Grant
Method and appratus for measuring thickness of birefringence layer
- Patent number 5,734,472
- Issue date Mar 31, 1998
- Matsushita Electric Industrial Co., Ltd.
- Masami Ito
- G01 - MEASURING TESTING
Information Patent Grant
Foreign substance inspection apparatus
- Patent number 5,717,485
- Issue date Feb 10, 1998
- Matsushita Electric Industrial Co., Ltd.
- Masami Ito
- G01 - MEASURING TESTING
Information Patent Grant
Phase type spatial light modulator having an output substantially u...
- Patent number 5,708,488
- Issue date Jan 13, 1998
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G02 - OPTICS
Information Patent Grant
Method and apparatus for optical inspection
- Patent number 5,699,153
- Issue date Dec 16, 1997
- Matsushita Electric Industrial Co., Ltd.
- Kenji Takamoto
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder with dual diffraction grating
- Patent number 5,696,373
- Issue date Dec 9, 1997
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical encoder using doubled diffraction angle based on first and...
- Patent number 5,696,374
- Issue date Dec 9, 1997
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical encoder including a plurality of phase adjusting gratings
- Patent number 5,694,218
- Issue date Dec 2, 1997
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder with dual diffraction gratings
- Patent number 5,661,295
- Issue date Aug 26, 1997
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fourier transform optical apparatus and optical information
- Patent number 5,627,678
- Issue date May 6, 1997
- Matsushita Electric Industrial Co., Ltd.
- Kanji Nishii
- G02 - OPTICS
Information Patent Grant
Optical information processor employing a phase type spatial light...
- Patent number 5,579,136
- Issue date Nov 26, 1996
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G02 - OPTICS
Information Patent Grant
Method of measuring optical characteristics of liquid crystal cells...
- Patent number 5,532,823
- Issue date Jul 2, 1996
- Matsushita Electric Industrial Co., Ltd.
- Atsushi Fukui
- G02 - OPTICS
Information Patent Grant
Fourier transform lens assembly
- Patent number 5,526,191
- Issue date Jun 11, 1996
- Matsushita Electric Industrial Co., Ltd.
- Kanji Nishii
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
INPUT OPERATION DEVICE
- Publication number 20170250037
- Publication date Aug 31, 2017
- Panasonic Intellectual Property Management Co., Ltd.
- Tsuyoshi TANAKA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE
- Publication number 20150293296
- Publication date Oct 15, 2015
- Takanori Kikuchi
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE
- Publication number 20150085530
- Publication date Mar 26, 2015
- Panasonic Intellectual Property Management Co., Lt
- Masaru Fujita
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE PLATE AND SURFACE LIGHT SOURCE DEVICE
- Publication number 20130343082
- Publication date Dec 26, 2013
- Takanori KIKUCHI
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE PLATE AND SURFACE LIGHT SOURCE DEVICE
- Publication number 20130170250
- Publication date Jul 4, 2013
- Takanori KIKUCHI
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE PLATE, DIE, AND DIE PROCESSING METHOD
- Publication number 20130051075
- Publication date Feb 28, 2013
- Masaru FUJITA
- G02 - OPTICS
Information Patent Application
Optical component unit, laser joining method and apparatus for join...
- Publication number 20060043622
- Publication date Mar 2, 2006
- Seiji Kumazawa
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Apparatus and method for transmitting and detecting light
- Publication number 20040042728
- Publication date Mar 4, 2004
- Masami Ito
- G02 - OPTICS
Information Patent Application
Optical transmitting/receiving module and optical transmitting/rece...
- Publication number 20030095756
- Publication date May 22, 2003
- Hitomaro Tohgoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Light source device

Input operation device

Light guide

Light guide plate and surface light source device

Light guide plate, die, and die processing method

Light guide plate and surface light source device

Optical component unit, laser joining method and apparatus for join...

Apparatus and method for transmitting and detecting light

Optical encoder for optically measuring displacement of moving body

Panel-form illuminating system

Position detecting element and range sensor

Back light illuminator for liquid crystal display apparatus

Optical encorder for detection having a moving reference point

Panel-form illuminating system

Optical method of detecting defect and apparatus used therein

Distance measuring method and distance sensor

Phase grating, its fabricating method, optical encoder, motor using...

Method and apparatus for particle inspection

Method and appratus for measuring thickness of birefringence layer

Foreign substance inspection apparatus

Phase type spatial light modulator having an output substantially u...

Method and apparatus for optical inspection

Optical encoder with dual diffraction grating

Optical encoder using doubled diffraction angle based on first and...

Optical encoder including a plurality of phase adjusting gratings

Optical encoder with dual diffraction gratings

Fourier transform optical apparatus and optical information

Optical information processor employing a phase type spatial light...

Method of measuring optical characteristics of liquid crystal cells...

Fourier transform lens assembly

Patents Applicationslast 30 patents

INPUT OPERATION DEVICE

LIGHT SOURCE DEVICE

LIGHT GUIDE

LIGHT GUIDE PLATE AND SURFACE LIGHT SOURCE DEVICE

LIGHT GUIDE PLATE AND SURFACE LIGHT SOURCE DEVICE

LIGHT GUIDE PLATE, DIE, AND DIE PROCESSING METHOD

Optical component unit, laser joining method and apparatus for join...

Apparatus and method for transmitting and detecting light

Optical transmitting/receiving module and optical transmitting/rece...