Assignee
Inventors
- Shoichi Kume (12 patents)
- Kazutaka Suzuki (107 patents)
- Yoshinori Nishida (11 patents)
- Haruo Yoshida (64 patents)
- Yasuhiro Enya (7 patents)
- Akinari Ishikawa (5 patents)
- Takashi Sakurai (47 patents)
US Patent 5981416 · Granted Nov 9, 1999