Assignee
Inventors
- Akira Hirakawa (13 patents)
- Hironori Honda (15 patents)
- Toshihiro Inoue (49 patents)
- Yutaka Doi (8 patents)
- Yoshiyuki Fujimoto (1 patents)
- Toshiaki Shiojiri (2 patents)
- Ryuuji Kawase (2 patents)
US Patent 5281495 · Granted Jan 25, 1994