Assignee
Inventors
- Kouichi Okuda (22 patents)
- Yasumasa Ohtsuka (45 patents)
- Yohji Tomoyuki (17 patents)
- Akira Hayakawa (46 patents)
- Manabu Takano (20 patents)
- Daizo Fukuzawa (30 patents)
- Atsuyoshi Abe (34 patents)
US Patent 5852763 · Granted Dec 22, 1998