Assignee
Inventors
- Kyoko Ishii (7 patents)
- Shinichi Miyatake (50 patents)
- Tsutomu Takahashi (178 patents)
- Shinji Udo (21 patents)
- Hiroshi Yoshioka (186 patents)
- Mitsuhiro Takano (19 patents)
- Makoto Morino (29 patents)
US Patent 5335203 · Granted Aug 2, 1994