Assignee
Inventors
- Hirotsugu Oishibashi (7 patents)
- Soji Fujimori (1 patents)
- Muneyuki Ohara (6 patents)
- Haruo Yokoyama (1 patents)
- Akihiro Hosokawa (49 patents)
- Kosuke Nagai (2 patents)
- Hideshi Miyazaki (3 patents)
US Patent 5303514 · Granted Apr 19, 1994