Assignee
Inventors
- Osamu Komura (34 patents)
- Tetsuya Katayama (22 patents)
- Akira Yamakawa (100 patents)
- Kenji Matsunuma (25 patents)
- Norio Yasuoka (7 patents)
- Matsuo Higuchi (19 patents)
- Masaya Miyake (53 patents)
US Patent 5675201 · Granted Oct 7, 1997