Katsumasa Yamaguchi

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Portable terminal apparatus
- Patent number 8,068,806
- Issue date Nov 29, 2011
- Panasonic Corporation
- Koji Taniguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic device, input device, and portable electronic device usi...
- Patent number 7,623,652
- Issue date Nov 24, 2009
- Panasonic Corporation
- Akitoshi Mori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Opening and closing device and electronic equipment using the same
- Patent number 7,359,506
- Issue date Apr 15, 2008
- Matsushita Electric Industrial Co., Ltd.
- Takehiko Konja
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Rotating mechanism of biaxial hinge and portable telephone with the...
- Patent number 7,346,375
- Issue date Mar 18, 2008
- Mitsubishi Steel Mfg. Co., Ltd.
- Hitoshi Sato
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Camera-equipped portable device
- Patent number 7,331,724
- Issue date Feb 19, 2008
- Matsushita Electric Industrial Co., Ltd.
- Akira Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic device
- Patent number 7,184,275
- Issue date Feb 27, 2007
- Matsushita Electric Industrial Co., Ltd.
- Katsumasa Yamaguchi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Folding device and electronic equipment using the same
- Patent number 6,886,221
- Issue date May 3, 2005
- Matsushita Electric Industrial Co., Ltd.
- Katsuichi Minami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Alignment apparatus including three beams and three gratings
- Patent number 5,025,168
- Issue date Jun 18, 1991
- Matsushita Electric Industrial Co., Ltd.
- Shinichiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for controlling relation in position between a photomask...
- Patent number 4,870,289
- Issue date Sep 26, 1989
- Matsushita Electric Industrial Co., Ltd.
- Takeo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Portable Terminal Apparatus
- Publication number 20080268921
- Publication date Oct 30, 2008
- Matsushita Electric Industrial Co., Ltd.
- Koji Taniguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electronic device, input device, and portable electronic device usi...
- Publication number 20070037611
- Publication date Feb 15, 2007
- Matshushita Electric Industrial Co., Ltd.
- Akitoshi Mori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Rotating mechanism of biaxial hinge and portable telephone with the...
- Publication number 20060168756
- Publication date Aug 3, 2006
- Hitoshi Sato
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Camera-equipped portable device
- Publication number 20060104628
- Publication date May 18, 2006
- Akira Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electronic device
- Publication number 20050128719
- Publication date Jun 16, 2005
- Katsumasa Yamaguchi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Opening and closing device and electronic equipment using the same
- Publication number 20040184600
- Publication date Sep 23, 2004
- Takehiko Konja
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Folding device and electronic equipment using the same
- Publication number 20030153284
- Publication date Aug 14, 2003
- Katsuichi Minami
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Katsumasa Yamaguchi

Person

Patents Grantslast 30 patents

Portable terminal apparatus

Electronic device, input device, and portable electronic device usi...

Opening and closing device and electronic equipment using the same

Rotating mechanism of biaxial hinge and portable telephone with the...

Camera-equipped portable device

Electronic device

Folding device and electronic equipment using the same

Alignment apparatus including three beams and three gratings

Apparatus for controlling relation in position between a photomask...

Patents Applicationslast 30 patents

Portable Terminal Apparatus

Electronic device, input device, and portable electronic device usi...

Rotating mechanism of biaxial hinge and portable telephone with the...

Camera-equipped portable device

Electronic device

Opening and closing device and electronic equipment using the same

Folding device and electronic equipment using the same