Assignee
Inventors
- Osamu Fukui (13 patents)
- Kouhei Ueno (12 patents)
- Yoshifumi Nakano (8 patents)
- Yukimasa Hamada (1 patents)
- Takeyoshi Nishio (42 patents)
- Takao Nomura (58 patents)
- Nobuya Kawamura (10 patents)
US Patent 5532309 · Granted Jul 2, 1996