Assignee
Inventors
- Toshikazu Nishino (34 patents)
- Mutsuko Hatano (88 patents)
- Haruhiro Hasegawa (17 patents)
- Hideaki Nakane (9 patents)
- Ushio Kawabe (37 patents)
- Kazuo Saitoh (26 patents)
- Mitsuo Suga (10 patents)
- Kazumasa Takagi (37 patents)
US Patent 5550389 · Granted Aug 27, 1996