Assignee
Inventors
- Kazuo Takahashi (213 patents)
- Akira Shimai (2 patents)
- Mitsuhide Shimohigoshi (4 patents)
- Norio Sendoda (2 patents)
- Tatsuhiko Kuga (8 patents)
- Koji Okubo (30 patents)
- Kazumasa Okita (4 patents)
US Patent 8524325 · Granted Sep 3, 2013