Assignee
Inventors
- Hiroo Matsuoka (2 patents)
- Seiichi Matsuoka (9 patents)
- Tsunekichi Yamabe (1 patents)
- Hirokazu Fujie (4 patents)
- Kenji Mori (200 patents)
- Kouji Tamura (3 patents)
- Masatoshi Yamada (10 patents)
- Akio Furuta (7 patents)
US Patent 4510264 · Granted Apr 9, 1985