Assignee
Inventors
- Masashi Kitamura (55 patents)
- Fumio Tajima (87 patents)
- Shigeru Kakugawa (36 patents)
- Yuji Enomoto (69 patents)
- Motoya Ito (63 patents)
- Ryoso Masaki (84 patents)
- Shoji Ohiwa (17 patents)
- Chio Ishihara (25 patents)
US Patent 7714466 · Granted May 11, 2010