Assignee
Inventors
- Masayuki Kojima (79 patents)
- Yoshikazu Ito (85 patents)
- Kazushi Tomita (8 patents)
- Shigeki Tozawa (13 patents)
- Shunichi Iimuro (8 patents)
- Masashi Arasawa (5 patents)
- Eiichi Nishimura (93 patents)
US Patent 5766498 · Granted Jun 16, 1998