Assignee
Inventors
- Masaharu Ogawa (82 patents)
- Yoshiki Nakajima (10 patents)
- Osamu Ito (245 patents)
- Teruo Furukawa (37 patents)
- Kyosuke Yoshimoto (53 patents)
- Kunimaro Tanaka (28 patents)
- Masafumi Ototake (21 patents)
- Minoru Ozaki (31 patents)
US Patent 5070492 · Granted Dec 3, 1991