KO

Koji Okuno

TC Toyoda Gosei Co.: 38 patents #16 of 2,296Top 1%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
Overall (All Time): #69,990 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
9166102 Group III nitride semiconductor light-emitting device including a superlatice layer Atsushi Miyazaki 2015-10-20
9064996 Group III nitride-based compound semiconductor light-emitting device and production method therefor 2015-06-23
9054269 Semiconductor light-emitting device 2015-06-09
9029832 Group III nitride semiconductor light-emitting device and method for producing the same Atsushi Miyazaki 2015-05-12
8956890 Method for producing group III nitride semiconductor light-emitting device Atsushi Miyazaki 2015-02-17
8816322 Group III nitride semiconductor light-emitting device and production method therefor Shunsuke AOYAMA 2014-08-26
8816354 Group III nitride semiconductor light-emitting device and production method therefor 2014-08-26
8685775 Group III nitride semiconductor light-emitting device and production method therefor Atsushi Miyazaki, Shugo Nitta 2014-04-01
8680581 Method for producing group III nitride semiconductor and template substrate Naoyuki Nakada, Yasuhisa Ushida 2014-03-25
8598599 Group III nitride semiconductor light-emitting device Yoshiki Saito, Yasuhisa Ushida 2013-12-03
8586965 Group III nitride semiconductor light-emitting device Yusuke Toyoda, Kazuki Nishijima 2013-11-19
8518806 Method for producing group III nitride-based compound semiconductor, wafer including group III nitride-based compound semiconductor, and group III nitrided-based compound semiconductor device Shugo Nitta, Yoshiki Saito, Yasuhisa Ushida, Naoyuki Nakada, Shinya Boyama 2013-08-27
8465997 Manufacturing method of group III nitride semiconductor 2013-06-18
8420425 Method for producing a group III nitride semiconductor light-emitting device Atsushi Miyazaki 2013-04-16
8367445 Group III nitride semiconductor light-emitting device 2013-02-05
8258052 Method of manufacturing silicon carbide semiconductor device Yoichiro Tarui 2012-09-04
7989238 Group III nitride-based compound semiconductor light-emitting device and production method therefor 2011-08-02
7629619 Group III nitride-based compound semiconductor light-emitting device and method for producing the same Tetsuya Taki, Mitsuhisa Narukawa, Masato Aoki, Yusuke Toyoda, Kazuki Nishijima +1 more 2009-12-08