Assignee
Inventors
- Yoshihiro Ishida (108 patents)
- Katsuji Komatsu (11 patents)
- Seiichi Mimura (10 patents)
- Kikuo Takenouchi (4 patents)
- Isao Yabe (13 patents)
- Shingo Ichikawa (15 patents)
- Yoshihiro Shimada (56 patents)
US Patent 5233225 · Granted Aug 3, 1993