Assignee
Inventors
- Atsushi Shiokawa (7 patents)
- Tetsuro Sugiura (22 patents)
- Shinichi Sekiguchi (29 patents)
- Takashi Kyotani (18 patents)
- Tetsuo Komai (16 patents)
- Norio Kimura (161 patents)
- Keiichi Ishikawa (59 patents)
- Toru Osuga (18 patents)
US Patent 10978315 · Granted Apr 13, 2021