Assignee
Inventors
- Tsuyoshi Kato (114 patents)
- Takumi Koumoto (1 patents)
- Yuji Suzuki (308 patents)
- Toshiyuki Miyake (1 patents)
- Rikiya Takayama (5 patents)
- Toshihiko Chiba (6 patents)
- Atsutada Hongo (1 patents)
US Patent 6649872 · Granted Nov 18, 2003