Assignee
Inventors
- Yasuhiro Kubo (49 patents)
- Katsuhiro Morisawa (6 patents)
- Yasushi Zasu (5 patents)
- Eiji Ikegami (7 patents)
- Kazunori Tsutsui (8 patents)
- Tamotsu Hamao (8 patents)
- Masaaki Mori (73 patents)
- Takashi Maruyama (159 patents)
US Patent 6274870 · Granted Aug 14, 2001