Assignee
Inventors
- Hisao Shigenaga (1 patents)
- Ichiro Fujita (2 patents)
- Masayuki Yamamoto (300 patents)
- Michio Hamana (1 patents)
- Keiichi Morishita (21 patents)
- Fumitoshi Tachikawa (1 patents)
- Hideo Uehara (8 patents)
- Yasuhisa Iida (2 patents)
US Patent 5554984 · Granted Sep 10, 1996