Assignee
Inventors
- Yoshinobu Okumura (21 patents)
- Yasushi Matsutomo (16 patents)
- Haruo Sayama (7 patents)
- Yasunobu Ohkawa (17 patents)
- Michihiro Yamashita (7 patents)
- Yuriko Kamei (4 patents)
- Yasuhiro Takai (83 patents)
US Patent 7841596 · Granted Nov 30, 2010