Assignee
Inventors
- Rentaro Kato (41 patents)
- Koji Uchino (12 patents)
- Yuichi Ogawa (80 patents)
- Masatoshi Enomoto (20 patents)
- Seiji Tasaki (8 patents)
- Naoki Nishikawa (65 patents)
- Naoyuki Kawata (6 patents)
- Takenori Hashimoto (19 patents)
US Patent 6244496 · Granted Jun 12, 2001