Assignee
Inventors
- Haruyuki Yanagi (75 patents)
- Shinnosuke Taniishi (30 patents)
- Tetsuo Suzuki (138 patents)
- Junichi Asano (36 patents)
- Soichi Hiramatsu (73 patents)
- Takashi Nojima (96 patents)
- Satoshi Saikawa (22 patents)
US Patent 5648808 · Granted Jul 15, 1997