Assignee
Inventors
- Katsuhito Kikuma (3 patents)
- Mitsutaka Ikeda (8 patents)
- Yoshihiro Tsukidate (7 patents)
- Yuji Akashi (7 patents)
- Kaname Ozawa (7 patents)
- Akira Takashima (108 patents)
- Takao Nishimura (60 patents)
US Patent 6777799 · Granted Aug 17, 2004