Assignee
Inventors
- Keizi Shimizu (5 patents)
- Kuninori Ide (1 patents)
- Yoshio Nagahama (4 patents)
- Takashi Nogi (1 patents)
- Chiaki Hata (8 patents)
- Naomi Okamura (19 patents)
- Akio Nimura (8 patents)
- Takao Hino (8 patents)
- Masayuki Fukai (31 patents)
US Patent 5984099 · Granted Nov 16, 1999