Assignee
Inventors
- Kazuo Tsubota (31 patents)
- Shigeru Nakamura (203 patents)
- Toshihiro Imada (18 patents)
- Junji Tanaka (2 patents)
- Takashi Kadekaru (1 patents)
- Hiroshi Shimoda (59 patents)
- Hiromichi Murai (9 patents)
US Patent 11033566 · Granted Jun 15, 2021