Assignee
Inventors
- Hideo Sobukawa (26 patents)
- Toshitaka Tanabe (30 patents)
- Kenichirou Suzuki (13 patents)
- Megumi Sasaki (6 patents)
- Hiroaki Hayashi (107 patents)
- Akira Morikawa (59 patents)
- Masahiro Sugiura (51 patents)
US Patent 6492298 · Granted Dec 10, 2002