KK

Kenichi Koya

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
TC Toyoda Gosei Co.: 2 patents #900 of 2,296Top 40%
📍 Kagoshima, JP: #44 of 469 inventorsTop 10%
Overall (All Time): #744,777 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8552444 Semiconductor light-emitting device and manufacturing method of the same Yoshiyuki Ide, Hidenori Kamei, Isamu Yonekura, Kunihiko Obara, Koichi Nakahara +5 more 2013-10-08
7993038 Light-emitting device Hideki Kokubu, Toshimasa Hayashi, Michio Miyawaki 2011-08-09
7834370 Semiconductor light emitting device, illuminating device, mobile communication device, camera, and manufacturing method therefor Yukio Kishimoto 2010-11-16
6791116 Light emitting diode Yuji Takahashi, Shigeru Fukumoto, Katsunori Arakane, Atsuo Hirano, Kunihiro Hadame +4 more 2004-09-14
6642072 Light-emitting element, semiconductor light-emitting device, and manufacturing methods therefor Tomio Inoue, Kenichi Sanada, Yasuhiko Fukuda 2003-11-04
6597019 Semiconductor light-emitting device comprising an electrostatic protection element Tomio Inoue, Kenichi Sanada, Yasuhiko Fukuda 2003-07-22
6333522 Light-emitting element, semiconductor light-emitting device, and manufacturing methods therefor Tomio Inoue, Kenichi Sanada, Yasuhiko Fukuda 2001-12-25