Assignee
Inventors
- Kazumasa Ohsono (14 patents)
- Masao Tachikura (19 patents)
- Yoshinori Kurosawa (12 patents)
- Yoshikazu Namekawa (9 patents)
- Kenji Kawase (17 patents)
- Toshio Kurashima (14 patents)
- Eiji Araki (4 patents)
- Katumi Hiramatu (4 patents)
US Patent 7349610 · Granted Mar 25, 2008