Assignee
Inventors
- Toru Yamada (176 patents)
- Yukihiro Takeda (7 patents)
- Masaki Kita (7 patents)
- Hideyuki Miyake (45 patents)
- Toshio Ishizaki (104 patents)
- Makoto Fujikawa (22 patents)
- Hideki Hayama (8 patents)
US Patent 6085071 · Granted Jul 4, 2000