Assignee
Inventors
- Hiroshi Hashimoto (338 patents)
- Kiyohisa Tateyama (68 patents)
- Kiyomitsu Yamaguchi (9 patents)
- Yoshitaka Matsuda (8 patents)
- Norio Uchihira (4 patents)
- Mitsuhiro Sakai (18 patents)
- Fumio Satou (7 patents)
US Patent 5945161 · Granted Aug 31, 1999