Assignee
Inventors
- Akira Ezawa (33 patents)
- Keiji Osawa (12 patents)
- Akira Yamamoto (761 patents)
- Takayuki Uchiyama (51 patents)
- Yousuke Kowno (5 patents)
- Katsumasa Nishijima (2 patents)
- Tomoyuki Takada (50 patents)
US Patent 6803961 · Granted Oct 12, 2004