Assignee
Inventors
- Yoshiharu Takahashi (74 patents)
- Seiji Takemura (13 patents)
- Keitaro Tsukui (8 patents)
- Junko Itoh (10 patents)
- Eitaro Nagai (3 patents)
- Yasuo Tada (27 patents)
- Yuuji Kishimoto (5 patents)
- Sakae Kiguchi (6 patents)
US Patent 5225373 · Granted Jul 6, 1993