Assignee
Inventors
- Shigeo Takeuchi (44 patents)
- Hideo Wada (43 patents)
- Naoki Hamanaka (41 patents)
- Junji Nakagoshi (13 patents)
- Teruo Tanaka (45 patents)
- Yasuhiro Ogata (37 patents)
- Taturu Toba (6 patents)
- Mitsuyoshi Igai (2 patents)
US Patent 5742766 · Granted Apr 21, 1998