Takashi TSUKAHARA

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Input device having key tops
- Patent number 8,669,942
- Issue date Mar 11, 2014
- Panasonic Corporation
- Yoshiaki Nagamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Personal computer
- Patent number D578537
- Issue date Oct 14, 2008
- Matsushita Electric Industrial Co., Ltd.
- Takashi Tsukahara
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Personal computer
- Patent number D574382
- Issue date Aug 5, 2008
- Matsushita Electric Industrial Co., Ltd.
- Takashi Tsukahara
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
LCD video projector
- Patent number D557318
- Issue date Dec 11, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hiroaki Nishimura
- D16 - Photography and optical equipment
Information Patent Grant
LCD video projector
- Patent number D545865
- Issue date Jul 3, 2007
- Matsushita Electric Industrial Co., Ltd.
- Sadayoshi Azuma
- D16 - Photography and optical equipment
Information Patent Grant
Combined digital video disc player with video game player, radio tu...
- Patent number D476638
- Issue date Jul 1, 2003
- Matsushita Electric Industrial Co., Ltd.
- Takashi Tsukahara
- D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents

Information Patent Application
INPUT DEVICE HAVING KEY TOPS
- Publication number 20120081288
- Publication date Apr 5, 2012
- PANASONIC CORPORATION
- Yoshiaki NAGAMURA
- G06 - COMPUTING CALCULATING COUNTING