Assignee
Inventors
- Nobuaki Kawano (8 patents)
- Nobuyuki Tsuji (16 patents)
- Takatomo Fukumoto (37 patents)
- Kaoru Tanaka (1 patents)
- Masanori Fujii (33 patents)
- Atsushi Yamaguchi (259 patents)
- Kazuhiko Fujii (13 patents)
- Koji Okuda (20 patents)
US Patent 5272034 · Granted Dec 21, 1993