Assignee
Inventors
- Hideo Isoda (9 patents)
- Mitsuhiro Sakuda (7 patents)
- Yoshihiro Amagi (1 patents)
- Kenji Tanaka (360 patents)
- Kunio Kimura (43 patents)
- Michio Kobayashi (64 patents)
- Tadaaki Hamaguchi (4 patents)
- Seiji Sawahara (1 patents)
US Patent 5298321 · Granted Mar 29, 1994