Assignee
Inventors
- Shigeo Sakaue (31 patents)
- Koji Amemiya (42 patents)
- Yoshimasa Okabe (36 patents)
- Hironori Katsuura (4 patents)
- Unknown
- Toru Takashima (48 patents)
- Kenji Maeda (180 patents)
- Satoshi Fujiwara (17 patents)
US Patent 8018493 · Granted Sep 13, 2011