AYUMU TSUJIMURA

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Random number generating device
- Patent number 9,563,403
- Issue date Feb 7, 2017
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Michihito Ueda
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for fabricating nitride semiconductor, method for fabricatin...
- Patent number 7,160,748
- Issue date Jan 9, 2007
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Ishibashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Formation method for semiconductor layer
- Patent number 7,108,745
- Issue date Sep 19, 2006
- Matsushita Electric Industrial Co., Ltd.
- Yoshiaki Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Group III-V nitride semiconductor light-emitting device which allow...
- Patent number 6,940,100
- Issue date Sep 6, 2005
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating nitride semiconductor, method for fabricatin...
- Patent number 6,921,678
- Issue date Jul 26, 2005
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Ishibashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating nitride semiconductor, method of fabricating...
- Patent number 6,911,351
- Issue date Jun 28, 2005
- Matsushita Electric Industrial Co., Ltd.
- Isao Kidoguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor, method for manufacturing the same and nitrid...
- Patent number 6,858,877
- Issue date Feb 22, 2005
- Matsushita Electric Industrial Co., Ltd.
- Yasutoshi Kawaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating semiconductor, method for fabricating semico...
- Patent number 6,777,253
- Issue date Aug 17, 2004
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Ishibashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating a nitride semiconductor device
- Patent number 6,764,871
- Issue date Jul 20, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yasutoshi Kawaguchi
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Method of fabricating nitride semiconductor, method of fabricating...
- Patent number 6,720,586
- Issue date Apr 13, 2004
- Matsushita Electric Industrial Co., Ltd.
- Isao Kidoguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light-emitting device with quantum well
- Patent number 6,614,059
- Issue date Sep 2, 2003
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing semiconductor and semiconductor laser device
- Patent number 6,611,005
- Issue date Aug 26, 2003
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating nitride semiconductor, method for fabricatin...
- Patent number 6,586,774
- Issue date Jul 1, 2003
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Ishibashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Formation method for semiconductor layer
- Patent number 6,562,129
- Issue date May 13, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yoshiaki Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device
- Patent number 6,466,597
- Issue date Oct 15, 2002
- Matsushita Electric Industrial Co., Ltd.
- Masahiro Kume
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical pickup and optical disk apparatus using the same
- Patent number 6,392,979
- Issue date May 21, 2002
- Matsushita Electric Industrial Co., Ltd.
- Kazuhisa Yamamoto
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser device
- Patent number 6,324,200
- Issue date Nov 27, 2001
- Matsushita Electric Industrial Co., Ltd.
- Satoshi Kamiyama
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for producing semiconductor layer for a semiconductor laser...
- Patent number 6,265,287
- Issue date Jul 24, 2001
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- C30 - CRYSTAL GROWTH
Information Patent Grant
Optical disk recording/reproducing method and apparatus for prevent...
- Patent number 6,072,762
- Issue date Jun 6, 2000
- Matsushita Electric Industrial Co., Ltd.
- Masahiro Kume
- G11 - INFORMATION STORAGE
Information Patent Grant
Methods of manufacturing semiconductor, semiconductor device and se...
- Patent number 6,030,849
- Issue date Feb 29, 2000
- Matsushita Electric Industrial Co. Ltd.
- Yoshiaki Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonlinear optical composites using linear transparent substances an...
- Patent number 5,817,410
- Issue date Oct 6, 1998
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- G02 - OPTICS
Information Patent Grant
Semiconductor laser
- Patent number 5,663,974
- Issue date Sep 2, 1997
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser and a method for fabricating the same
- Patent number 5,499,260
- Issue date Mar 12, 1996
- Matsushita Electric Industrial Co., Ltd.
- Yasuhito Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reflector for semiconductor laser end-face and method of manufactur...
- Patent number 5,339,326
- Issue date Aug 16, 1994
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
RANDOM NUMBER GENERATING DEVICE
- Publication number 20150100614
- Publication date Apr 9, 2015
- Panasonic Intellectual Property Management Co., Ltd.
- MICHIHITO UEDA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for fabricating nitride semiconductor, method for fabricatin...
- Publication number 20050142682
- Publication date Jun 30, 2005
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Ishibashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for fabricating a nitride semiconductor device
- Publication number 20030232457
- Publication date Dec 18, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yasutoshi Kawaguchi
- C30 - CRYSTAL GROWTH
Information Patent Application
Formation method for semiconductor layer
- Publication number 20030209192
- Publication date Nov 13, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yoshiaki Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for fabricating nitride semiconductor, method for fabricatin...
- Publication number 20030203629
- Publication date Oct 30, 2003
- Matsushita Electric Industrial Co., Ltd.
- Akihiko Ishibashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Nitride semiconductor, method for manufacturing the same and nitrid...
- Publication number 20030183827
- Publication date Oct 2, 2003
- Matsushita Electric Industrial Co., Ltd.
- Yasutoshi Kawaguchi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor light-emitting device, method for fabricating the sam...
- Publication number 20030168653
- Publication date Sep 11, 2003
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of fabricating nitride semiconductor, method of fabricating...
- Publication number 20030143771
- Publication date Jul 31, 2003
- Matsushita Electric Industrial Co., Ltd.
- Isao Kidoguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor light-emitting device, method for fabricating the sam...
- Publication number 20030132448
- Publication date Jul 17, 2003
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- B82 - NANO-TECHNOLOGY
Information Patent Application
Formation method for semiconductor layer
- Publication number 20020102761
- Publication date Aug 1, 2002
- Yoshiaki Hasegawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method for fabricating semiconductor, method for fabricating semico...
- Publication number 20020079502
- Publication date Jun 27, 2002
- Akihiko Ishibashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for fabricating nitride semiconductor, method for fabricatin...
- Publication number 20020081763
- Publication date Jun 27, 2002
- Akihiko Ishibashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for producing semiconductor and semiconductor laser device
- Publication number 20010008285
- Publication date Jul 19, 2001
- Matsushita Electric Industrial Co., Ltd.
- Ayumu Tsujimura
- C30 - CRYSTAL GROWTH

AYUMU TSUJIMURA

Person

Patents Grantslast 30 patents

Random number generating device

Method for fabricating nitride semiconductor, method for fabricatin...

Formation method for semiconductor layer

Group III-V nitride semiconductor light-emitting device which allow...

Method for fabricating nitride semiconductor, method for fabricatin...

Method of fabricating nitride semiconductor, method of fabricating...

Nitride semiconductor, method for manufacturing the same and nitrid...

Method for fabricating semiconductor, method for fabricating semico...

Method for fabricating a nitride semiconductor device

Method of fabricating nitride semiconductor, method of fabricating...

Semiconductor light-emitting device with quantum well

Method for producing semiconductor and semiconductor laser device

Method for fabricating nitride semiconductor, method for fabricatin...

Formation method for semiconductor layer

Semiconductor laser device

Optical pickup and optical disk apparatus using the same

Semiconductor laser device

Method for producing semiconductor layer for a semiconductor laser...

Optical disk recording/reproducing method and apparatus for prevent...

Methods of manufacturing semiconductor, semiconductor device and se...

Nonlinear optical composites using linear transparent substances an...

Semiconductor laser

Semiconductor laser and a method for fabricating the same

Reflector for semiconductor laser end-face and method of manufactur...

Patents Applicationslast 30 patents

RANDOM NUMBER GENERATING DEVICE

Method for fabricating nitride semiconductor, method for fabricatin...

Method for fabricating a nitride semiconductor device

Formation method for semiconductor layer

Method for fabricating nitride semiconductor, method for fabricatin...

Nitride semiconductor, method for manufacturing the same and nitrid...

Semiconductor light-emitting device, method for fabricating the sam...

Method of fabricating nitride semiconductor, method of fabricating...

Semiconductor light-emitting device, method for fabricating the sam...

Formation method for semiconductor layer

Method for fabricating semiconductor, method for fabricating semico...

Method for fabricating nitride semiconductor, method for fabricatin...

Method for producing semiconductor and semiconductor laser device