TF

Takao Fujimori

Rohm Co.: 16 patents #143 of 2,292Top 7%
Overall (All Time): #294,680 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10529903 Light emitting device and light emitting device package Nobuaki Matsui, Hirotaka Obuchi, Yasuo Nakanishi, Kazuaki Tsutsumi 2020-01-07
10497831 Semiconductor light emitting element and manufacturing method thereof Hirotaka Obuchi, Kazuaki Tsutsumi, Hideaki Anzai 2019-12-03
10263150 Semiconductor light emitting device capable of increasing luminous efficiency under a low applied current Kazuaki Tsutsumi, Hirotaka Obuchi 2019-04-16
10074767 Light-emitting element Yasuo Nakanishi 2018-09-11
9997682 Light emitting element unit and method for manufacturing the same, light emitting element package and illuminating device Yasuo Nakanishi, Nobuaki Matsui, Hirotaka Obuchi 2018-06-12
9991430 Light emitting device and light emitting device package Nobuaki Matsui, Hirotaka Obuchi, Yasuo Nakanishi, Kazuaki Tsutsumi 2018-06-05
9871166 Light emitting device Tomohito KAWASE, Yasuo Nakanishi 2018-01-16
9755103 Light-emitting element Yasuo Nakanishi 2017-09-05
9553239 Light emitting device and light emitting device package Nobuaki Matsui 2017-01-24
9281444 Light emitting device and light emitting device package Nobuaki Matsui, Hirotaka Obuchi, Yasuo Nakanishi, Kazuaki Tsutsumi 2016-03-08
9231162 Light-emitting element Yasuo Nakanishi 2016-01-05
9082945 Light emitting element unit and method for manufacturing the same, light emitting element package and illuminating device Yasuo Nakanishi, Nobuaki Matsui, Hirotaka Obuchi 2015-07-14
8686433 Light emitting device and light emitting device package Nobuaki Matsui, Hirotaka Obuchi, Yasuo Nakanishi, Kazuaki Tsutsumi 2014-04-01
8653551 Light-emitting element Yasuo Nakanishi 2014-02-18
8422527 Nitride based semiconductor device and fabrication method for the same Daisuke Nakagawa, Yoshinori Tanaka, Masahiro Murayama, Shinichi Kohda 2013-04-16
8144743 Nitride based semiconductor device and fabrication method for the same Daisuke Nakagawa, Yoshinori Tanaka, Masahiro Murayama, Shinichi Kohda 2012-03-27