Assignee
Inventors
- Hajime Horii (3 patents)
- Haruhide Kawabe (10 patents)
- Hirofumi Arimura (13 patents)
- Hiromichi Mukai (4 patents)
- Kaoru Kobayashi (45 patents)
- Muneo Tsujikawa (3 patents)
- Masayuki Nishida (9 patents)
- Tadakazu Suyama (47 patents)
US Patent 4945046 · Granted Jul 31, 1990