Assignee
Inventors
- Yoshihiro Suguro (9 patents)
- Masaki Takatsugi (6 patents)
- Hiroshi Yamashita (318 patents)
- Kenkichi Muto (6 patents)
- Kazumi Ohtaki (10 patents)
- Yoshikazu Kaneko (28 patents)
- Takayuki Hoshina (15 patents)
US Patent 5565298 · Granted Oct 15, 1996