Assignee
Inventors
- Kuniyuki Matsui (12 patents)
- Yasuhiro Hirao (19 patents)
- Yasumi Kobayashi (26 patents)
- Kosuke Takeuchi (21 patents)
- Kenichi Shibata (86 patents)
- Yusuke Takahashi (217 patents)
- Tateo Kondo (3 patents)
- Yasutaka Shimizu (33 patents)
US Patent 5719536 · Granted Feb 17, 1998