Assignee
Inventors
- Kiyoshi Kano (17 patents)
- Yasuo Ohtsuka (14 patents)
- Mikio Shiraishi (66 patents)
- Toshifumi Takeuchi (105 patents)
- Masafumi Nakamura (61 patents)
- Masayuki Inoue (164 patents)
- Yoshio Suzuki (222 patents)
- Michio Miura (57 patents)
US Patent 6108299 · Granted Aug 22, 2000