Assignee
Inventors
- Atsushi Machida (4 patents)
- Sumio Yamada (28 patents)
- Hiroshi Tanaka (842 patents)
- Hisanori Aizawa (1 patents)
- Kenji Nagata (23 patents)
- Tsutomu Miyashita (51 patents)
- Hiroshi Ishikawa (263 patents)
US Patent 7360426 · Granted Apr 22, 2008