Assignee
Inventors
- Seiji Tai (42 patents)
- Yoshiyuki Horibe (4 patents)
- Hiroyuki Tanaka (768 patents)
- Takeshi Nojiri (23 patents)
- Kazuya Satou (10 patents)
- Naoki Kimura (118 patents)
- Mariko Shimamura (3 patents)
US Patent 6391504 · Granted May 21, 2002