Assignee
Inventors
- Satoru Isomura (23 patents)
- Atsushi Shimizu (166 patents)
- Keiichi Higeta (39 patents)
- Tohru Kobayashi (104 patents)
- Takeo Yamada (82 patents)
- Yuko Ito (19 patents)
- Kengo Miyazawa (2 patents)
- Kunihiko Yamaguchi (21 patents)
US Patent 5898636 · Granted Apr 27, 1999