Assignee
Inventors
- Michitaka Kosaka (17 patents)
- Hidenori Naoe (2 patents)
- Ikuo Matsuba (5 patents)
- Shinichiro Miyaoka (21 patents)
- Motohisa Funabashi (58 patents)
- Toshiro Sasaki (13 patents)
- Hirotaka Mizuno (16 patents)
US Patent 5109475 · Granted Apr 28, 1992