IA

Isamu Akasaki

TC Toyoda Gosei Co.: 28 patents #43 of 2,296Top 2%
UN Unknown: 22 patents #172 of 83,584Top 1%
MU Meijo University: 15 patents #1 of 103Top 1%
NU Nagoya University: 13 patents #1 of 109Top 1%
JT Japan Science And Technology: 8 patents #3 of 836Top 1%
Pioneer Electronic: 6 patents #303 of 1,840Top 20%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
RJ Research Development Corporation Of Japan: 5 patents #17 of 402Top 5%
SC Stanley Electric Co.: 4 patents #170 of 1,072Top 20%
LU Lumileds Lighting Us: 4 patents #24 of 139Top 20%
AT Agilent Technologies: 3 patents #759 of 3,411Top 25%
TL Toyota Central R&D Labs: 3 patents #379 of 1,657Top 25%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Kyocera: 2 patents #1,365 of 3,732Top 40%
RF Research Development Foundation: 1 patents #152 of 362Top 45%
SC Soko Kagaku Co.: 1 patents #16 of 21Top 80%
NS National Institute For Materials Science: 1 patents #361 of 901Top 45%
KC Koito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
EL El-Seed: 1 patents #9 of 17Top 55%
Overall (All Time): #33,836 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
11462659 Semiconductor light emitting device and manufacturing method of semiconductor light emitting device Satoshi Kamiyama, Tetsuya Takeuchi, Motoaki Iwaya, Lu Weifang, Naoki Sone +3 more 2022-10-04
11146040 Semiconductor multilayer film reflecting mirror and vertical cavity light-emitting element Tetsuya Takeuchi, Kazuki Kiyohara, Masaru Takizawa, Ji-Hao Liang 2021-10-12
10833223 Group III nitride semiconductor light-emitting device and production method therefor Tetsuya Takeuchi, Satoshi Kamiyama, Motoaki Iwaya, Hisanori Kojima, Toshiki Yasuda +1 more 2020-11-10
10593831 Nitride semiconductor multilayer film reflector and light-emitting device using the same Tetsuya Takeuchi, Motoaki Iwaya 2020-03-17
10411438 Semiconductor multilayer film reflecting mirror, vertical cavity light-emitting element using the reflecting mirror, and methods for manufacturing the reflecting mirror and the element Tetsuya Takeuchi, Takanobu Akagi 2019-09-10
10116120 Semiconductor multilayer film mirror, vertical cavity type light-emitting element using the mirror, and methods for manufacturing the mirror and the element Tetsuya Takeuchi, Shinichi Tanaka, Kazufumi Tanaka 2018-10-30
9847449 Nitride semiconductor light-emitting device with periodic gain active layers Kenjo Matsui, Tetsuya Takeuchi, Motoaki Iwaya, Takanobu Akagi, Sho Iwayama 2017-12-19
9716209 Method of manufacturing n-p-n nitride-semiconductor light-emitting device, and n-p-n nitride-semiconductor light-emitting device Tetsuya Takeuchi, Yuka Kuwano, Motoaki Iwaya 2017-07-25
9666753 Nitride semiconductor light emitting device and method of fabricating the same Tetsuya Takeuchi, Daisuke Komori, Kaku Takarabe, Motoaki Iwaya 2017-05-30
9437775 Nitride semiconductor light-emitting device Tetsuya Takeuchi, Motoaki Iwaya 2016-09-06
9099597 Light emitting diode element with porous SiC emitting by donor acceptor pair Satoshi Kamiyama, Motoaki Iwaya, Hiroshi Amano, Takuya Nishimura, Fumiharu Teramae +1 more 2015-08-04
9029174 Method for manufacturing semiconductor device Motoaki Iwaya, Hiroshi Amano 2015-05-12
8941136 Semiconductor light emitting element Satoshi Kamiyama, Motoaki Iwaya, Hiroshi Amano, Toshiyuki Kondo, Fumiharu Teramae +2 more 2015-01-27
7985964 Light-emitting semiconductor device Satoshi Kamiyama, Hiroshi Amano, Motoaki Iwaya 2011-07-26
7855385 SiC crystal and semiconductor device Satoshi Kamiyama, Hiroshi Amano, Motoaki Iwaya, Masahiro Yoshimoto, Hiroyuki Kinoshita 2010-12-21
7756189 Two-light flux interference exposure device, two-light flux interference exposure method, semiconductor light emitting element manufacturing method, and semiconductor light emitting element Satoshi Kamiyama, Motoaki Iwaya, Hiroshi Amano 2010-07-13
7732826 Semiconductor and method of semiconductor fabrication Satoshi Kamiyama, Hiroshi Amano, Motoaki Iwaya, Hiroyuki Kinoshita 2010-06-08
7612381 Method for fabricating a semiconductor device and semiconductor device Satoshi Kamiyama, Hiroshi Amano, Motoaki Iwaya, Hideki Kasugai 2009-11-03
7361948 Filter function-equipped optical sensor and flame sensor Akira Hirano, Satoshi Kamiyama, Hiroshi Amano 2008-04-22
7297989 Diboride single crystal substrate, semiconductor device using this and its manufacturing method Shigeki Otani, Hiroyuki Kinoshita, Hiroyuki Matsunami, Jun Suda, Hiroshi Amano +1 more 2007-11-20
7183578 Semiconductor apparatus, method for growing nitride semiconductor and method for producing semiconductor apparatus Hiroshi Amano, Satoshi Kamiyama, Takanori Yasuda, Toshiya Matsuda 2007-02-27
6984536 Method for manufacturing a gallium nitride group compound semiconductor Katsuhide Manabe, Akira Mabuchi, Hisaki Kato, Michinari Sassa, Norikatsu Koide +2 more 2006-01-10
6962828 Methods for manufacturing a light-emitting device Norikatsu Koide, Masayoshi Koike, Shiro Yamasaki, Hiroshi Amano 2005-11-08
6849472 Nitride semiconductor device with reduced polarization fields Michael R. Krames, Tetsuya Takeuchi, Norihide Yamada, Hiroshi Amano 2005-02-01
6830992 Method for manufacturing a gallium nitride group compound semiconductor Katsuhide Manabe, Akira Mabuchi, Hisaki Kato, Michinari Sassa, Norikatsu Koide +2 more 2004-12-14