Assignee
Inventors
- Yasuo Kamitsuma (5 patents)
- Yusaku Nakagawa (7 patents)
- Mitsuo Chigasaki (13 patents)
- Tadashi Iizuka (19 patents)
- Kooichi Inaba (3 patents)
- Keiichi Nakamura (102 patents)
- Masaki Minabe (2 patents)
- Tsuyoshi Kagaya (5 patents)
US Patent 5387272 · Granted Feb 7, 1995