Assignee
Inventors
- Tatsuji Mizuno (15 patents)
- Shinji Tsuji (47 patents)
- Masahiko Takeuchi (46 patents)
- Kenji Kato (272 patents)
- Takaaki Ito (59 patents)
- Yoshitsugu Ogura (8 patents)
- Tetsuo Kawamura (10 patents)
- Mareo Kimura (26 patents)
US Patent 6684627 · Granted Feb 3, 2004