Assignee
Inventors
- Naoki Yamamoto (308 patents)
- Hideki Nakashima (18 patents)
- Toshiyuki Uryu (7 patents)
- Takashi Yoshida (23 patents)
- Kei Matsuzaki (3 patents)
- Yutaro Kaneko (4 patents)
- Toru Mimura (2 patents)
US Patent 5512672 · Granted Apr 30, 1996