Assignee
Inventors
- Hiroshi Oka (26 patents)
- Kazuaki Kouziro (1 patents)
- Toshitada Shigemura (3 patents)
- Tomohisa Moriya (4 patents)
- Katsumi Yamashita (15 patents)
- Kazushi Takama (16 patents)
- Takanobu Uemoto (1 patents)
- Kazuhiro Fujita (151 patents)
US Patent 5294492 · Granted Mar 15, 1994