Assignee
Inventors
- Hiroyuki Fukuoka (17 patents)
- Hiroyuki Takimoto (69 patents)
- Taizo Hori (10 patents)
- Takashi Kobayashi (557 patents)
- Yoshihiro Nakatani (38 patents)
- Jun Makino (57 patents)
- Shinichi Koyama (36 patents)
US Patent 6084639 · Granted Jul 4, 2000