Assignee
Inventors
- Yoshihiro Hasebe (11 patents)
- Michitaka Sawada (10 patents)
- Makoto Furukawa (24 patents)
- Takako Nakayama (1 patents)
- Kenji Kodama (20 patents)
- Yasushi Ito (119 patents)
- Genichi Nakamura (3 patents)
- Yasuhisa Fukumoto (8 patents)
US Patent 5770187 · Granted Jun 23, 1998