Assignee
Inventors
- Masayuki Sakamoto (67 patents)
- Takuya Mizuta (3 patents)
- Seiki Yamada (7 patents)
- Kazuya Suzuki (129 patents)
- Susumu Tanaka (108 patents)
- Yukio Endo (61 patents)
- Toshihiko Omokawa (12 patents)
US Patent 6258189 · Granted Jul 10, 2001