Assignee
Inventors
- Yasuo Akatsuka (7 patents)
- Masahiro Takagi (147 patents)
- Hiroshi Tsurumi (36 patents)
- Kojiro Suzuki (15 patents)
- Koji Horisaki (33 patents)
- Toshihiro Nakamura (83 patents)
- Takashi Nakada (5 patents)
US Patent 10642562 · Granted May 5, 2020