Yuji Hirai

Person

Fukuoka-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cordless telephone system
- Patent number 7,130,647
- Issue date Oct 31, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hajime Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone apparatus
- Patent number 6,882,713
- Issue date Apr 19, 2005
- Matsushita Electric Industrial Co., Ltd.
- Hajime Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Navigation system and intersection guidance method
- Patent number 5,729,109
- Issue date Mar 17, 1998
- Matsushita Electric Industrial Co., Ltd.
- Shigehiko Kaneko
- G08 - SIGNALLING
Information Patent Grant
In-house communication system for transmitting and receiving both v...
- Patent number 5,715,301
- Issue date Feb 3, 1998
- Matsushita Electric Industrial Co., Ltd.
- Kimitoshi Terasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone apparatus with automatic dialing function
- Patent number 5,506,895
- Issue date Apr 9, 1996
- Matsushita Electric Industrial Co., Ltd.
- Yuji Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone set for handling a call
- Patent number 5,490,205
- Issue date Feb 6, 1996
- Matsushita Electric Industrial Co., Ltd.
- Takashi Kondo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone terminal equipment in which telephone numbers of callers...
- Patent number 5,446,785
- Issue date Aug 29, 1995
- Matsushita Electric Industrial Co., Ltd.
- Yuji Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile apparatus
- Patent number 5,392,138
- Issue date Feb 21, 1995
- Matsushita Electric Industrial Co., Ltd.
- Nobuhiro Ootsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Facsimile apparatus for determining communication failure
- Patent number 5,321,741
- Issue date Jun 14, 1994
- Matsushita Electric Industrial Co., Ltd.
- Shigehiko Kaneko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio telephone having a cordless or cellular only mode and a cordl...
- Patent number 5,309,502
- Issue date May 3, 1994
- Matsushita Electric Industrial Co., Ltd.
- Yuji Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio communication apparatus
- Patent number 5,027,431
- Issue date Jun 25, 1991
- Matsushita Electric Industrial Co., Ltd.
- Takakazu Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Communication apparatus
- Publication number 20040184591
- Publication date Sep 23, 2004
- Hiroki Shimomura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Telephone apparatus
- Publication number 20020126815
- Publication date Sep 12, 2002
- Hajime Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Cordless telephone system
- Publication number 20020082000
- Publication date Jun 27, 2002
- Hajime Sakai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Person

Patents Grantslast 30 patents

Cordless telephone system

Telephone apparatus

Navigation system and intersection guidance method

In-house communication system for transmitting and receiving both v...

Telephone apparatus with automatic dialing function

Telephone set for handling a call

Telephone terminal equipment in which telephone numbers of callers...

Facsimile apparatus

Facsimile apparatus for determining communication failure

Radio telephone having a cordless or cellular only mode and a cordl...

Radio communication apparatus

Patents Applicationslast 30 patents

Communication apparatus

Telephone apparatus

Cordless telephone system