Assignee
Inventors
- Hajime Ogawa (71 patents)
- Taketo Heishi (42 patents)
- Toshiyuki Sakata (18 patents)
- Shuichi Takayama (68 patents)
- Shohei Michimoto (12 patents)
- Tomoo Hamada (3 patents)
- Ryoko Miyachi (7 patents)
US Patent 7698696 · Granted Apr 13, 2010