Assignee
Inventors
- Haruki Eguchi (29 patents)
- Takuji Hamasaki (39 patents)
- Kenji Watanabe (472 patents)
- Katsumori Kikuchi (3 patents)
- Hiroaki Suzuki (335 patents)
- Morio Takizawa (6 patents)
- Atsushi Matsuda (57 patents)
US Patent 5239417 · Granted Aug 24, 1993