Assignee
Inventors
- Mitsugu Inomata (25 patents)
- Fumio Nakao (5 patents)
- Takashi Maekawa (36 patents)
- Kaneastu Uchiyama (2 patents)
- Tetsu Endo (7 patents)
- Kazuo Nobue (1 patents)
- Masaki Shimazaki (3 patents)
- Shigeki Idouji (1 patents)
US Patent 5062726 · Granted Nov 5, 1991