Assignee
Inventors
- Takayuki Tsukimoto (41 patents)
- Takashi Maeno (39 patents)
- Hitoshi Mukohjima (21 patents)
- Hajime Kanazawa (16 patents)
- Shinichi Koreeda (4 patents)
- Ichiro Chiba (6 patents)
- Akio Atsuta (59 patents)
US Patent 5298829 · Granted Mar 29, 1994