Assignee
Inventors
- Hiroyuki Kyushima (74 patents)
- Koji Nagura (11 patents)
- Yutaka Hasegawa (132 patents)
- Eiichiro Kawano (10 patents)
- Tomihiko Kuroyanagi (9 patents)
- Akira Atsumi (19 patents)
- Masuya Mizuide (8 patents)
US Patent 5572089 · Granted Nov 5, 1996