Assignee
Inventors
- Hiroshi Matsumoto (432 patents)
- Masahiro Kuchi (6 patents)
- Yuji Kanko (1 patents)
- Takayuki Endo (50 patents)
- Takao Uchiyama (5 patents)
- Tsutomu Sugiyama (17 patents)
- Takeshi Chiba (35 patents)
US Patent 10406578 · Granted Sep 10, 2019