Naoki Niizuma

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Data transmission method and game system constructed by using the m...
- Patent number 6,338,105
- Issue date Jan 8, 2002
- Kabushiki Kaisha Enterprises
- Naoki Niizuma
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Data transmission system and game system using the same
- Patent number 6,324,603
- Issue date Nov 27, 2001
- Kabushiki Kaisha Sega Enterprises
- Naoki Niizuma
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Data transmission system and game system with game peripherals usin...
- Patent number 6,213,879
- Issue date Apr 10, 2001
- Sega Enterprises, Ltd.
- Naoki Niizuma
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
System for sub-data processor identifies the peripheral from suppli...
- Patent number 5,892,974
- Issue date Apr 6, 1999
- Sega Enterprises Ltd.
- Masahiro Koizumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for peripheral identification obtained by calculation and ma...
- Patent number 5,872,999
- Issue date Feb 16, 1999
- Sega Enterprises, Ltd.
- Masahiro Koizumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for determining peripheral's communication mode o...
- Patent number 5,630,170
- Issue date May 13, 1997
- Kabushiki Kaisha Sega Enterprises
- Masahiro Koizumi
- G06 - COMPUTING CALCULATING COUNTING