YO

Yasushi Okubo

KM Konica Minolta: 4 patents #40 of 844Top 5%
HO Hoya: 2 patents #11 of 71Top 20%
Overall (2018): #16,290 of 503,207Top 4%
6
Patents 2018

Issued Patents 2018

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10101650 Mask blank, transfer mask, method for manufacturing transfer mask, and method for manufacturing semiconductor device Osamu Nozawa, Ryo Ohkubo, Hiroaki Shishido 2018-10-16
9972802 Organic electroluminescent element Dai Ikemizu, Takayuki Iijima, Takamune Hattori, Hideo Taka 2018-05-15
9952497 Mask blank and method of manufacturing phase shift mask Ryo Ohkubo 2018-04-24
9941422 Organic photoelectric conversion element and solar cell using the same Hiroaki Itoh, Ayako Wachi, Hiroshi Ishidai 2018-04-10
9935269 Electroluminescence element Dai Ikemizu, Hideo Taka 2018-04-03
9882072 Solar cell and transparent electrode Hiroaki Itoh, Ayako Wachi, Hidekane Ozeki, Kazuhiro Yoshida, Takeshi Hakii 2018-01-30