Assignee
Inventors
- Hiroshi Miyama (44 patents)
- Tetsuhiko Ohki (2 patents)
- Hitoshi Kaji (6 patents)
- Ryosuke Shimizu (36 patents)
- Ryoichi Tanaka (90 patents)
- Mamoru Matsuo (30 patents)
- Masao Kawamoto (27 patents)
- Hirokuni Kikukawa (1 patents)
US Patent 5410988 · Granted May 2, 1995