YH

Yasutaka Hamaguchi

Nichia: 5 patents #398 of 1,531Top 30%
📍 Anan, JP: #118 of 306 inventorsTop 40%
Overall (All Time): #1,007,806 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8698188 Semiconductor light emitting device and method for producing the same Yoshiki Inoue, Takahiko Sakamoto 2014-04-15
8674381 Nitride semiconductor light emitting device Takahiko Sakamoto 2014-03-18
7884379 Nitride semiconductor light emitting device Takahiko Sakamoto 2011-02-08
7791098 Nitride semiconductor light emitting device Takahiko Sakamoto 2010-09-07
7358544 Nitride semiconductor light emitting device Takahiko Sakamoto 2008-04-15