Assignee
Inventors
- Harunori Kato (2 patents)
- Yasukazu Mizutani (24 patents)
- Shigekazu Shibata (4 patents)
- Katsuhiro Kimura (9 patents)
- Hideki Koseki (16 patents)
- Mitsuhiro Urano (8 patents)
- Masayuki Watanabe (143 patents)
US Patent 5610338 · Granted Mar 11, 1997