HK

Hisashi Kasai

Nichia: 14 patents #120 of 1,531Top 8%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Tokushima, JP: #99 of 1,059 inventorsTop 10%
Overall (All Time): #295,966 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10396249 Semiconductor light emitting element and method of manufacturing the same Hirofumi Kawaguchi, Akinori Yoneda, Kazuki Kashimoto, Masafumi Itasaka 2019-08-27
10224470 Light emitting device Akinori Yoneda, Akiyoshi Kinouchi, Yoshiyuki Aihara, Hirokazu Sasa, Shinji Nakamura 2019-03-05
9876147 Semiconductor light emitting element and method of manufacturing the same Hirofumi Kawaguchi, Akinori Yoneda, Kazuki Kashimoto, Masafumi Itasaka 2018-01-23
9553238 Method of manufacturing light emitting element Kazuki Kashimoto, Masafumi Itasaka, Naoki Azuma 2017-01-24
9461216 Light emitting device Akinori Yoneda, Akiyoshi Kinouchi, Yoshiyuki Aihara, Hirokazu Sasa, Shinji Nakamura 2016-10-04
9385279 Light-emitting device and method for manufacturing the same Takayuki SOGO, Takanobu Sogai 2016-07-05
9385280 Semiconductor light emitting element and method of manufacturing the same Hirofumi Kawaguchi, Akinori Yoneda, Kazuki Kashimoto, Masafumi Itasaka 2016-07-05
9343617 Method of manufacturing light emitting element Hidetsugu Sumitomo 2016-05-17
D736297 Camera module Kazuaki Kawasaki 2015-08-11
9093612 Light emitting device Akinori Yoneda, Akiyoshi Kinouchi, Yoshiyuki Aihara, Hirokazu Sasa, Shinji Nakamura 2015-07-28
8823031 Semiconductor light emitting device including metal reflecting layer Takeshi Kususe, Naoki Azuma, Toshiaki Ogawa 2014-09-02
8686441 Life-improved semiconductor light emitting device Toshiaki Ogawa, Masahiko Sano 2014-04-01
8245541 Equipment for providing twist to an optical fiber Toshimi Habasaki, Mitsuru Takagi, Yuji Abe 2012-08-21
7615798 Semiconductor light emitting device having an electrode made of a conductive oxide Daisuke Sanga, Takeshi Kususe, Takahiko Sakamoto 2009-11-10
7462884 Nitride semiconductor device Daisuke Sanga, Kazuhiro Miyagi 2008-12-09
7288797 Semiconductor light emitting element Koichiro Deguchi, Takeshi Kususe, Koji Honjo, Takao Yamada 2007-10-30