Assignee
Inventors
- Jun Yamada (258 patents)
- Kenji Kanehara (36 patents)
- Motomasa Iizuka (5 patents)
- Takeshi Mizobuchi (6 patents)
- Hidetaka Hayashi (30 patents)
- Kouhei Yamada (31 patents)
- Isao Watanabe (160 patents)
- Takahiko Kuroda (25 patents)
US Patent 6210641 · Granted Apr 3, 2001