Ryota Nonaka

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Patents Grantslast 30 patents

Information Patent Grant
Computer system using identification information and control method...
- Patent number 7,738,649
- Issue date Jun 15, 2010
- Panasonic Corporation
- Ryota Nonaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Private branch exchange system
- Patent number 6,765,999
- Issue date Jul 20, 2004
- Matsushita Electric Industrial Co., Ltd.
- Ryota Nonaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TERMINAL APPARATUS AND COMPUTER PROGRAM
- Publication number 20080253360
- Publication date Oct 16, 2008
- Matsushita Electric Industrial Co., Ltd.
- Ryota NONAKA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Computer system using identification information and control method...
- Publication number 20060018454
- Publication date Jan 26, 2006
- Matsushita Electric Industrial Co., Ltd.
- Ryota Nonaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Private branch exchange system
- Publication number 20040240643
- Publication date Dec 2, 2004
- Matsushita Electric Industrial Co., Ltd.
- Ryota Nonaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Private branch exchange system
- Publication number 20020094068
- Publication date Jul 18, 2002
- Ryota Nonaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE