Assignee
Inventors
- Shuhei Miyazawa (40 patents)
- Yorihisa Hoshino (21 patents)
- Hisashi Shibata (27 patents)
- Kazuo Hirota (14 patents)
- Takaaki Kameyama (5 patents)
- Shinya Abe (84 patents)
- Takashi Yamanaka (27 patents)
US Patent 5677311 · Granted Oct 14, 1997