Assignee
Inventors
- Kenichi Urushibata (7 patents)
- Kiyoto Sugawara (4 patents)
- Tatsuo Matsuda (18 patents)
- Haruo Saen (14 patents)
- Keiichi Kojima (17 patents)
- Syusaku Kawasaki (1 patents)
- Hiroshi Hatase (4 patents)
- Unknown
- Tetsuo Yumoto (12 patents)
- Norio Yoshizawa (4 patents)
- Tooru Kanno (3 patents)