Assignee
Inventors
- Kazutoshi Hirohashi (15 patents)
- Teruhiko Shinomiya (2 patents)
- Manabu Sakane (4 patents)
- Keishi Ushijima (3 patents)
- Takaaki Takeda (4 patents)
- Masamichi Satou (1 patents)
- Michio Kikuta (2 patents)
- Motoyasu Nagashima (4 patents)
US Patent 5532858 · Granted Jul 2, 1996