Assignee
Inventors
- Satoru Tezuka (28 patents)
- Shigeru Miyake (34 patents)
- Kenji Kawaguchi (67 patents)
- Satoshi Miyazaki (135 patents)
- Kenji Kawakita (34 patents)
- Takashi Kagei (5 patents)
- Akira Mineo (5 patents)
- Keizo Mizuguchi (5 patents)
US Patent 5764911 · Granted Jun 9, 1998