Assignee
Inventors
- Tetsuhiko Takahashi (80 patents)
- Minoru Yoshida (343 patents)
- Hiroshi Takeuchi (265 patents)
- Hideji Fujii (7 patents)
- Haruo Itho (1 patents)
- Toshikazu Shimada (26 patents)
- Kenji Maio (27 patents)
US Patent 5041729 · Granted Aug 20, 1991