Assignee
Inventors
- Hiroshi Ohta (96 patents)
- Masakazu Aono (23 patents)
- Kazuhiko Kato (99 patents)
- Kazutomo Hoshino (5 patents)
- Hidefusa Takahara (4 patents)
- Tomonobu Nakayama (15 patents)
- Eiichi Sudoh (4 patents)
US Patent 5418512 · Granted May 23, 1995