Assignee
Inventors
- Tetsuo Takematsu (65 patents)
- Yasutomo Takeuchi (10 patents)
- Mitsuaki Takenaka (7 patents)
- Seiji Takamura (6 patents)
- Minoru Nishimura (5 patents)
- Tatsuo Okada (4 patents)
- Yasuhisa Fukuda (10 patents)
US Patent 4753674 · Granted Jun 28, 1988