EM

Eriko Matsuura

UL Ulvac: 8 patents #30 of 680Top 5%
MA Marubun: 8 patents #5 of 24Top 25%
RI Riken: 8 patents #57 of 1,824Top 4%
TC Tokyo Ohka Kogyo Co.: 7 patents #164 of 684Top 25%
TK Toshiba Kikai: 7 patents #50 of 713Top 8%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
DC Dowa Holdings Co.: 1 patents #27 of 77Top 40%
SC Shibaura Machine Co.: 1 patents #36 of 77Top 50%
NC Nippon Tungsten Co.: 1 patents #45 of 139Top 35%
Overall (All Time): #625,361 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11309454 Deep ultraviolet LED and method for producing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Hideki Hirayama, Noritoshi Maeda +9 more 2022-04-19
10950751 Deep ultraviolet LED and method for manufacturing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Hideki Hirayama, Ryuichiro Kamimura +2 more 2021-03-16
10680134 Deep ultraviolet LED and method for manufacturing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Hideki Hirayama, Ryuichiro Kamimura +2 more 2020-06-09
10056526 Deep ultraviolet LED and method for manufacturing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Hideki Hirayama, Ryuichiro Kamimura +2 more 2018-08-21
9929317 Deep ultraviolet LED and method for manufacturing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Takafumi Ookawa, Hideki Hirayama +5 more 2018-03-27
9929311 Semiconductor light emitting element and method for producing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Takafumi Ookawa, Hideki Hirayama +5 more 2018-03-27
9806229 Deep ultraviolet LED and method for manufacturing the same Yukio Kashima, Mitsunori Kokubo, Takaharu Tashiro, Takafumi Ookawa, Hideki Hirayama +3 more 2017-10-31
9349918 Light emitting element and method for manufacturing same Yukio Kashima, Hiromi Nishihara, Takaharu Tashiro, Takafumi Ookawa, Hideki Hirayama +5 more 2016-05-24