Assignee
Inventors
- Ryoji Hattori (34 patents)
- Akira Minezawa (47 patents)
- Yusuke Itani (19 patents)
- Kazuo Sugimoto (114 patents)
- Shunichi Sekiguchi (180 patents)
- Yoshimi Moriya (55 patents)
- Norimichi Hiwasa (7 patents)
US Patent 10708586 · Granted Jul 7, 2020