Assignee
No assignee recorded.
Inventors
- Zenji Hagiwara (14 patents)
- Shigetaka Hoshino (5 patents)
- Hiroo Ishino (4 patents)
- Saburo Nohara (6 patents)
- Kenichi Tagawa (12 patents)
- Keio Yamanaka (3 patents)
US Patent 4775585 · Granted Oct 4, 1988
No assignee recorded.