Assignee
No assignee recorded.
Inventors
- Norio Anzawa (6 patents)
- Takeshi Takahashi (259 patents)
- Unknown
- Kouichi Hasegawa (17 patents)
- Naoki Watanabe (244 patents)
- Junji Nishino (4 patents)
US Patent 4786338 · Granted Nov 22, 1988
No assignee recorded.