Assignee
Inventors
- Takanori Yahaba (14 patents)
- Masato Takikawa (11 patents)
- Hirobumi Sonoda (6 patents)
- Junichi Ibukuro (10 patents)
- Kenji Okuyama (10 patents)
- Toshiyasu Ukena (11 patents)
- Yasutomo Ichiyama (9 patents)
US Patent 7022939 · Granted Apr 4, 2006