Makoto Okai

Person

Tokorozawa-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Negative electrode material for lithium ion secondary battery and m...
- Patent number 9,997,771
- Issue date Jun 12, 2018
- Hitachi, Ltd.
- Shuichi Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Scanning probe microscope and method of observing sample using the...
- Patent number 8,635,710
- Issue date Jan 21, 2014
- Hitachi, Ltd.
- Toshihiko Nakata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electronic device, light-receiving and light-emitting device, elect...
- Patent number 8,507,893
- Issue date Aug 13, 2013
- Hitachi, Ltd.
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Graphene grown substrate and electronic/photonic integrated circuit...
- Patent number 8,476,739
- Issue date Jul 2, 2013
- Hitachi, Ltd.
- Makoto Okai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Circuit board including a graphene film having contact region cover...
- Patent number 8,471,237
- Issue date Jun 25, 2013
- Hitachi, Ltd.
- Makoto Okai
- G02 - OPTICS
Information Patent Grant
Micro contact prober
- Patent number 8,438,660
- Issue date May 7, 2013
- Hitachi High-Technologies Corporation
- Motoyuki Hirooka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Graphene grown substrate and electronic/photonic integrated circuit...
- Patent number 8,410,474
- Issue date Apr 2, 2013
- Hitachi, Ltd.
- Makoto Okai
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Scanning probe microscope and method of observing sample using the...
- Patent number 8,407,811
- Issue date Mar 26, 2013
- Hitachi, Ltd.
- Toshihiko Nakata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Electrically connected graphene-metal electrode device, and electro...
- Patent number 8,278,658
- Issue date Oct 2, 2012
- Hitachi, Ltd.
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Scanning probe microscope and method of observing sample using the...
- Patent number 8,181,268
- Issue date May 15, 2012
- Hitachi, Ltd.
- Toshihiko Nakata
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Flat panel display apparatus
- Patent number 8,089,428
- Issue date Jan 3, 2012
- Hitachi Displays, Ltd.
- Tomio Yaguchi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Transparent conductive film and electronic device including same
- Patent number 7,976,950
- Issue date Jul 12, 2011
- Hitachi, Ltd.
- Makoto Okai
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Field emission electron gun and electron beam applied device using...
- Patent number 7,732,764
- Issue date Jun 8, 2010
- Hitachi, Ltd.
- Tadashi Fujieda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flat panel display device including electron beam sources and contr...
- Patent number 7,400,083
- Issue date Jul 15, 2008
- Hitachi Displays, Ltd.
- Tomio Yaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display device having a connecting portion between cathode line and...
- Patent number 7,285,901
- Issue date Oct 23, 2007
- Hitachi Displays, Ltd.
- Susumu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Flat panel display device with surfaces of cathodes and control ele...
- Patent number 7,259,511
- Issue date Aug 21, 2007
- Hitachi Displays, Ltd.
- Tomio Yaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Emissive flat panel display having electron sources with high curre...
- Patent number 7,196,463
- Issue date Mar 27, 2007
- Hitachi Displays, Ltd.
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Image display and method of driving image display
- Patent number 7,116,291
- Issue date Oct 3, 2006
- Hitachi, Ltd.
- Mutsumi Suzuki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Flat panel display with nanotubes
- Patent number 6,914,381
- Issue date Jul 5, 2005
- Hitachi, Ltd.
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film electron emitter, display device using the same and appli...
- Patent number 6,818,941
- Issue date Nov 16, 2004
- Hitachi, Ltd.
- Mutsumi Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical information processing equipment and semiconductor light em...
- Patent number 6,639,925
- Issue date Oct 28, 2003
- Hitachi, Inc.
- Atsuko Niwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin-film electron source, process for manufacturing thin-film elec...
- Patent number 6,570,321
- Issue date May 27, 2003
- Hitachi, Ltd.
- Toshiaki Kusunoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical information processor and semiconductor light emitting devi...
- Patent number 6,542,526
- Issue date Apr 1, 2003
- Hitachi, Ltd.
- Atsuko Niwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical filters
- Patent number 6,198,863
- Issue date Mar 6, 2001
- British Telecommunications public limited company
- Ian F Lealman
- G02 - OPTICS
Information Patent Grant
Optical comb filters used with waveguide, laser and manufacturing m...
- Patent number 5,699,378
- Issue date Dec 16, 1997
- British Telecommunications public limited company
- Ian F. Lealman
- G02 - OPTICS
Information Patent Grant
Waveguide device
- Patent number 5,666,455
- Issue date Sep 9, 1997
- Hitachi, Ltd.
- Masahiro Aoki
- G02 - OPTICS
Information Patent Grant
Waveguide device
- Patent number 5,572,616
- Issue date Nov 5, 1996
- Hitachi, Ltd.
- Masahiro Aoki
- G02 - OPTICS
Information Patent Grant
Optical device diffraction gratings and a photomask for use in the...
- Patent number 5,340,637
- Issue date Aug 23, 1994
- Hitachi, Ltd.
- Makoto Okai
- G02 - OPTICS
Information Patent Grant
Semiconductor laser device with plural active layers and changing o...
- Patent number 5,177,758
- Issue date Jan 5, 1993
- Hitachi, Ltd.
- Akihiko Oka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser device capable of controlling wavelength shift
- Patent number 5,119,393
- Issue date Jun 2, 1992
- Hitachi, Ltd.
- Akihiko Oka
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
- Publication number 20180159124
- Publication date Jun 7, 2018
- Hitachi, Ltd
- Makoto OKAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Negative Electrode Active Material for Lithium Ion Secondary Batter...
- Publication number 20170309913
- Publication date Oct 26, 2017
- Hitachi, Ltd
- Makoto OKAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY AND M...
- Publication number 20160308194
- Publication date Oct 20, 2016
- Hitachi, Ltd
- Shuichi SUZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES,...
- Publication number 20150357632
- Publication date Dec 10, 2015
- Hitachi, Ltd
- Etsuko NISHIMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Scanning Probe Microscope and Method of Observing Sample Using the...
- Publication number 20120204297
- Publication date Aug 9, 2012
- HITACHI, LTD.
- Toshihiko Nakata
- G01 - MEASURING TESTING
Information Patent Application
MICROCONTACT PROBER
- Publication number 20120090056
- Publication date Apr 12, 2012
- Hitachi High-Technologies Corporation
- Motoyuki Hirooka
- G01 - MEASURING TESTING
Information Patent Application
GRAPHENE CIRCUIT BOARD HAVING IMPROVED ELECTRICAL CONTACT BETWEEN G...
- Publication number 20110198558
- Publication date Aug 18, 2011
- Makoto Okai
- G02 - OPTICS
Information Patent Application
ELECTRON SOURCE, ELECTRON GUN, AND ELECTRON MICROSCOPE DEVICE AND E...
- Publication number 20110186735
- Publication date Aug 4, 2011
- Hitachi, Ltd.
- Tadashi FUJIEDA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
GRAPHENE GROWN SUBSTRATE AND ELECTRONIC/PHOTONIC INTEGRATED CIRCUIT...
- Publication number 20110175060
- Publication date Jul 21, 2011
- Makoto Okai
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ELECTRONIC DEVICE, LIGHT-RECEIVING AND LIGHT-EMITTING DEVICE, ELECT...
- Publication number 20110108805
- Publication date May 12, 2011
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Scanning Probe Microscope and Method of Observing Sample Using the...
- Publication number 20100325761
- Publication date Dec 23, 2010
- Hitachi, Ltd
- Toshihiko Nakata
- G01 - MEASURING TESTING
Information Patent Application
TRANSPARENT CONDUCTIVE FILM AND ELECTRONIC DEVICE INCLUDING SAME
- Publication number 20100304131
- Publication date Dec 2, 2010
- Makoto OKAI
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ELECTRICALLY CONNECTED GRAPHENE-METAL ELECTRODE DEVICE, AND ELECTRO...
- Publication number 20100270512
- Publication date Oct 28, 2010
- Hitachi, Ltd.
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SCANNING PROBE MICROSCOPE AND METHOD OF OBSERVING SAMPLE USING THE...
- Publication number 20100218287
- Publication date Aug 26, 2010
- Toshihiko NAKATA
- G01 - MEASURING TESTING
Information Patent Application
GRAPHENE GROWN SUBSTRATE AND ELECTRONIC/PHOTONIC INTEGRATED CIRCUIT...
- Publication number 20100200839
- Publication date Aug 12, 2010
- Makoto Okai
- C30 - CRYSTAL GROWTH
Information Patent Application
PROBE FOR SCANNING PROBE MICROSCOPE
- Publication number 20100043108
- Publication date Feb 18, 2010
- HITACHI CONSTRUCTION MACHINERY CO., LTD.
- Motoyuki Hirooka
- G01 - MEASURING TESTING
Information Patent Application
MEASURING APPARATUS HAVING NANOTUBE PROBE
- Publication number 20090243637
- Publication date Oct 1, 2009
- Hitachi High-Technologies Corporation
- Makoto OKAI
- G01 - MEASURING TESTING
Information Patent Application
Electron emitting element, electron gun, and electron beam applied...
- Publication number 20080315747
- Publication date Dec 25, 2008
- Hitachi High-Technologies Corporation
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIELD EMISSION ELECTRON GUN AND ELECTRON BEAM APPLIED DEVICE USING...
- Publication number 20080029700
- Publication date Feb 7, 2008
- TADASHI FUJIEDA
- B82 - NANO-TECHNOLOGY
Information Patent Application
Image display device
- Publication number 20070200485
- Publication date Aug 30, 2007
- Tomio Yaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Flat panel display apparatus
- Publication number 20070145902
- Publication date Jun 28, 2007
- Tomio Yaguchi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Self-luminous flat-panel display
- Publication number 20070018563
- Publication date Jan 25, 2007
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Image display device and production method for same
- Publication number 20060208620
- Publication date Sep 21, 2006
- Takahiko Muneyoshi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Emissive flat panel display device
- Publication number 20060197435
- Publication date Sep 7, 2006
- Makoto Okai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Flat panel display
- Publication number 20060049743
- Publication date Mar 9, 2006
- Makoto Okai
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Flat panel display device
- Publication number 20050057178
- Publication date Mar 17, 2005
- Tomio Yaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Flat panel backlight and liquid crystal display device using the same
- Publication number 20050052116
- Publication date Mar 10, 2005
- Tomio Yaguchi
- G02 - OPTICS
Information Patent Application
Emissive flat panel display device
- Publication number 20050029924
- Publication date Feb 10, 2005
- Hitachi Displays, Ltd.
- Makoto Okai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Emissive flat panel display device
- Publication number 20040251813
- Publication date Dec 16, 2004
- Makoto Okai
- B82 - NANO-TECHNOLOGY
Information Patent Application
Display device
- Publication number 20040164665
- Publication date Aug 26, 2004
- Susumu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS

Makoto Okai

Person

Patents Grantslast 30 patents

Negative electrode material for lithium ion secondary battery and m...

Scanning probe microscope and method of observing sample using the...

Electronic device, light-receiving and light-emitting device, elect...

Graphene grown substrate and electronic/photonic integrated circuit...

Circuit board including a graphene film having contact region cover...

Micro contact prober

Graphene grown substrate and electronic/photonic integrated circuit...

Scanning probe microscope and method of observing sample using the...

Electrically connected graphene-metal electrode device, and electro...

Scanning probe microscope and method of observing sample using the...

Flat panel display apparatus

Transparent conductive film and electronic device including same

Field emission electron gun and electron beam applied device using...

Flat panel display device including electron beam sources and contr...

Display device having a connecting portion between cathode line and...

Flat panel display device with surfaces of cathodes and control ele...

Emissive flat panel display having electron sources with high curre...

Image display and method of driving image display

Flat panel display with nanotubes

Thin film electron emitter, display device using the same and appli...

Optical information processing equipment and semiconductor light em...

Thin-film electron source, process for manufacturing thin-film elec...

Optical information processor and semiconductor light emitting devi...

Optical filters

Optical comb filters used with waveguide, laser and manufacturing m...

Waveguide device

Waveguide device

Optical device diffraction gratings and a photomask for use in the...

Semiconductor laser device with plural active layers and changing o...

Semiconductor laser device capable of controlling wavelength shift

Patents Applicationslast 30 patents

NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...

Negative Electrode Active Material for Lithium Ion Secondary Batter...

NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY AND M...

NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES,...

Scanning Probe Microscope and Method of Observing Sample Using the...

MICROCONTACT PROBER

GRAPHENE CIRCUIT BOARD HAVING IMPROVED ELECTRICAL CONTACT BETWEEN G...

ELECTRON SOURCE, ELECTRON GUN, AND ELECTRON MICROSCOPE DEVICE AND E...

GRAPHENE GROWN SUBSTRATE AND ELECTRONIC/PHOTONIC INTEGRATED CIRCUIT...

ELECTRONIC DEVICE, LIGHT-RECEIVING AND LIGHT-EMITTING DEVICE, ELECT...

Scanning Probe Microscope and Method of Observing Sample Using the...

TRANSPARENT CONDUCTIVE FILM AND ELECTRONIC DEVICE INCLUDING SAME

ELECTRICALLY CONNECTED GRAPHENE-METAL ELECTRODE DEVICE, AND ELECTRO...

SCANNING PROBE MICROSCOPE AND METHOD OF OBSERVING SAMPLE USING THE...

GRAPHENE GROWN SUBSTRATE AND ELECTRONIC/PHOTONIC INTEGRATED CIRCUIT...

PROBE FOR SCANNING PROBE MICROSCOPE

MEASURING APPARATUS HAVING NANOTUBE PROBE

Electron emitting element, electron gun, and electron beam applied...

FIELD EMISSION ELECTRON GUN AND ELECTRON BEAM APPLIED DEVICE USING...

Image display device

Flat panel display apparatus

Self-luminous flat-panel display

Image display device and production method for same

Emissive flat panel display device

Flat panel display

Flat panel display device

Flat panel backlight and liquid crystal display device using the same

Emissive flat panel display device

Emissive flat panel display device

Display device