Assignee
Inventors
- Minoru Kitamura (15 patents)
- Shinji Koyama (3 patents)
- Shuzo Ito (23 patents)
- Masahiko Ohgami (3 patents)
- Hideo Matsui (29 patents)
- Isamu Hirose (7 patents)
- Hideaki Fujimoto (12 patents)
- Tsuyoshi Yasui (4 patents)
US Patent 4417723 · Granted Nov 29, 1983