Assignee
Inventors
- Hiroshi Itagaki (138 patents)
- Takashi Katagiri (96 patents)
- Hironobu Nagura (13 patents)
- Hirokazu Nakayama (51 patents)
- Yutaka Oishi (164 patents)
- Toshiyuki Shiratori (22 patents)
- Terue Watanabe (61 patents)
US Patent 7350021 · Granted Mar 25, 2008