Assignee
Inventors
- Saburo Hayashi (7 patents)
- Syohiti Okada (1 patents)
- Kazuyoshi Okamoto (48 patents)
- Mochifumi Mizutani (1 patents)
- Teizo Isono (1 patents)
- Toshio Osada (4 patents)
- Tohru Okabe (2 patents)
- Mitsuji Adachi (6 patents)
US Patent 4348201 · Granted Sep 7, 1982