Assignee
Inventors
- Seisuke Tokuda (14 patents)
- Akira Shimizu (261 patents)
- Michiko Yoshida (10 patents)
- Nobuo Kawamura (89 patents)
- Shinji Fujiwara (102 patents)
- Kazuhiko Mogi (80 patents)
- Masaru Kitsuregawa (41 patents)
- Kazuo Goda (33 patents)
US Patent 9842136 · Granted Dec 12, 2017