Assignee
Inventors
- Tadafumi Terada (6 patents)
- Katsuhiko Fujimoto (8 patents)
- Junichi Yamashita (8 patents)
- Mitsugi Yasumoto (19 patents)
- Setsuo Takeda (17 patents)
- Junji Uchida (5 patents)
- Konstanty Wierzba (11 patents)
- Yuji Yamada (23 patents)
US Patent 5420117 · Granted May 30, 1995