Assignee
Inventors
- Hiroyuki Ikeuchi (50 patents)
- Hirotama Fujimaru (26 patents)
- Makoto Nagasawa (33 patents)
- Kazuhiko Sakamoto (73 patents)
- Shigeru Sakamoto (110 patents)
- Kazushi Torii (52 patents)
- Ryoko Tahara (2 patents)
US Patent 9187579 · Granted Nov 17, 2015