Assignee
Inventors
- Kunio Okumura (18 patents)
- Isao Yokoyama (1 patents)
- Toshiyuki Shimazaki (4 patents)
- Michihiko Miyamoto (9 patents)
- Hiroyuki Yamashita (190 patents)
- Kenji Kibayashi (3 patents)
- Takanori Yutaka (1 patents)
- Kouhei Yazawa (2 patents)
US Patent 5629321 · Granted May 13, 1997