Assignee
Inventors
- Shingo Utsuki (26 patents)
- Keiichi Yoshioka (69 patents)
- Hidetoshi Ichioka (21 patents)
- Shinichi Wakai (6 patents)
- Hiroshi Takagi (167 patents)
- Yoshiaki Arishima (4 patents)
- Ayako Nakayama (3 patents)
- Koji Fujita (95 patents)
- Shigeharu Kondo (11 patents)