Assignee
Inventors
- Kazuya Shibayama (6 patents)
- Mitsuji Yamamura (5 patents)
- Toshio Ohashi (57 patents)
- Takeshi Ogasawara (139 patents)
- Takeshi Sato (334 patents)
- Toshiharu Watanabe (45 patents)
- Yasuhito Okawara (6 patents)
US Patent 6869088 · Granted Mar 22, 2005