Assignee
Inventors
- Masayoshi Suzuki (159 patents)
- Takao Sasayama (49 patents)
- Keizi Hanzawa (2 patents)
- Norio Ichikawa (26 patents)
- Junichi Horie (33 patents)
- Yukiko Sugisawa (3 patents)
- Yuuji Ogasawara (2 patents)
US Patent 5616844 · Granted Apr 1, 1997