Assignee
Inventors
- Mitsuru Kitamura (67 patents)
- Masahiko Katoh (36 patents)
- Hitoshi Tamura (65 patents)
- Hiroaki Uchiyama (27 patents)
- Masashi Murayama (6 patents)
- Migifumi Ikeda (1 patents)
- Kazuo Sasaki (119 patents)
- Shigeki Watabe (1 patents)
US Patent 7646579 · Granted Jan 12, 2010