Shiro Maekawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Character communication device
- Patent number 7,664,536
- Issue date Feb 16, 2010
- Kabushiki Kaisha Sega
- Kei Nakajima
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Character communication device
- Patent number 7,203,908
- Issue date Apr 10, 2007
- Kabushiki Kaisha Sega
- Kei Nakajima
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Image processor, game machine, image display method, and recording...
- Patent number 6,259,431
- Issue date Jul 10, 2001
- Kabushiki Kaisha Sega Enterprises
- Yukio Futatsugi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
CHARACTER COMMUNICATION DEVICE
- Publication number 20110004461
- Publication date Jan 6, 2011
- Kabushiki Kaisha Sega D/B/A Sega Corporation
- Kei Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Character communication device
- Publication number 20060203009
- Publication date Sep 14, 2006
- Kabushiki Kaisha Sega.
- Kei Nakajima
- G06 - COMPUTING CALCULATING COUNTING