Assignee
Inventors
- Yusaku Kawabata (17 patents)
- Hiroshi Fukumoto (121 patents)
- Takao Iemoto (4 patents)
- Toshio Watanabe (207 patents)
- Hideharu Osawa (21 patents)
- Hiroyuki Fukui (30 patents)
- Hirotaka Shimizu (25 patents)
US Patent 9777891 · Granted Oct 3, 2017