Assignee
Inventors
- Shinji Suzuki (192 patents)
- Tetsuji Arai (23 patents)
- Kuniharu Ohno (1 patents)
- Kazuyeshi Ueki (1 patents)
- Yoshiki Mimura (20 patents)
- Kazuya Tanaka (73 patents)
- Shinji Sugioka (14 patents)
- Hiroko Suzuki (60 patents)
US Patent 4841342 · Granted Jun 20, 1989