Assignee
Inventors
- Takashi Fujii (280 patents)
- Satoru Shinmura (10 patents)
- Masaru Fujino (23 patents)
- Shinobu Mizuno (7 patents)
- Takenori Sekijima (11 patents)
- Osamu Chikagawa (41 patents)
- Hiroshi Takagi (167 patents)
US Patent 5701108 · Granted Dec 23, 1997