YK

Yusaku Kawabata

Rohm Co.: 3 patents #25 of 336Top 8%
IO Iris Ohyama: 1 patents #3 of 8Top 40%
Overall (2017): #34,167 of 506,227Top 7%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9797554 LED lamp 2017-10-24
9777891 LED lamp Hiroshi Fukumoto, Takao Iemoto, Toshio Watanabe, Hideharu Osawa, Hiroyuki Fukui +1 more 2017-10-03
9732916 Lighting device Toshiyuki Fujita, Toshio Watanabe 2017-08-15
9587813 Lighting device Toshiyuki Fujita, Toshio Watanabe 2017-03-07