YN

Yukio Narukawa

Nichia: 8 patents #239 of 1,531Top 20%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
Caltech: 1 patents #2,143 of 4,321Top 50%
📍 Anan, JP: #82 of 306 inventorsTop 30%
Overall (All Time): #648,164 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9054271 Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same Shunsuke Minato, Junya Narita, Yohei Wakai, Motokazu Yamada 2015-06-09
8686457 Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same Shunsuke Minato, Junya Narita, Yohei Wakai, Motokazu Yamada 2014-04-01
8394652 Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same Shunsuke Minato, Junya Narita, Yohei Wakai, Motokazu Yamada 2013-03-12
8076694 Nitride semiconductor element having a silicon substrate and a current passing region Tomotsugu Mitani, Masatsugu Ichikawa, Akira Kitano, Takao Misaki 2011-12-13
7781790 Method for manufacturing substrate for semiconductor light emitting element and semiconductor light emitting element using the same Shunsuke Minato, Junya Narita, Yohei Wakai, Motokazu Yamada 2010-08-24
7348600 Nitride semiconductor device, and its fabrication process Isamu Niki, Axel Scherer, Koichi Okamoto, Yoichi Kawakami, Mitsuru Funato +1 more 2008-03-25
7345297 Nitride semiconductor device Masahito Yamazoe, Masayuki Eguchi, Hiroki Narimatsu, Kazunori Sasakura 2008-03-18
6876009 Nitride semiconductor device and a process of manufacturing the same Isamu Niki, Axel Scherer, Koichi Okamoto, Yoichi Kawakami, Mitsuru Funato +1 more 2005-04-05