Assignee
Inventors
- Takashi Masuno (18 patents)
- Takatoshi Nada (4 patents)
- Wataru Masuno (2 patents)
- Tatsuya Murata (14 patents)
- Hideaki Ogawa (33 patents)
- Tatsuya Nishimura (17 patents)
- Keiichi Kameda (5 patents)
US Patent 5696919 · Granted Dec 9, 1997