YT

Yuhzoh Tsuda

Sharp Kabushiki Kaisha: 38 patents #281 of 10,731Top 3%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
Overall (All Time): #81,682 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
12407146 Vertical cavity light-emitting element and manufacturing method of the same 2025-09-02
11133651 Nitride semiconductor laser device and semiconductor laser apparatus Akinori Noguchi, Yoshihiko Tani, Yoshimi Tanimoto 2021-09-28
11128105 Semiconductor laser device Teruyoshi Takakura, Yoshimi Tanimoto, Yoshihiko Tani 2021-09-21
10389089 Nitride semiconductor laser device Satoshi Komada 2019-08-20
8311070 Nitride semiconductor laser device Masataka Ohta, Yoshie Fujishiro 2012-11-13
8085826 Nitride semiconductor laser device Masataka Ohta, Yoshie Fujishiro 2011-12-27
8076165 Method of manufacturing p-type nitride semiconductor and semiconductor device fabricated by the method Shigetoshi Ito, Mototaka Taneya, Yoshihiro Ueta, Teruyoshi Takakura 2011-12-13
7858992 Nitride semiconductor light-emitting device, method of fabricating it, and semiconductor optical apparatus Yoshihiro Ueta, Teruyoshi Takakura, Takeshi Kamikawa, Shigetoshi Ito, Takayuki Yuasa +2 more 2010-12-28
7733935 Nitride semiconductor laser device and method of producing the same Pablo Vaccaro 2010-06-08
7709858 Nitride semiconductor light emitting device Takeshi Kamikawa 2010-05-04
7663158 Nitride compound semiconductor light emitting device and method for producing the same Yoshihiro Ueta, Takayuki Yuasa, Atsushi Ogawa, Masahiro Araki 2010-02-16
7579627 Nitride semiconductor light-emitting device, method of fabricating it, and semiconductor optical apparatus Yoshihiro Ueta, Teruyoshi Takakura, Takeshi Kamikawa, Shigetoshi Ito, Takayuki Yuasa +2 more 2009-08-25
7573924 Nitride semiconductor laser device Daisuke Hanaoka, Masaya Ishida 2009-08-11
7515621 Nitride semiconductor laser element Shigetoshi Ito, Yoshihiro Ueta 2009-04-07
7462882 Nitride semiconductor light-emitting device, method of fabricating it, and semiconductor optical apparatus Yoshihiro Ueta, Teruyoshi Takakura, Takeshi Kamikawa, Shigetoshi Ito, Takayuki Yuasa +2 more 2008-12-09
7352012 Nitride compound semiconductor light emitting device and method for producing the same Yoshihiro Ueta, Takayuki Yuasa, Atsushi Ogawa, Masahiro Araki 2008-04-01
7064357 Nitride compound semiconductor light emitting device and method for producing the same Yoshihiro Ueta, Takayuki Yuasa, Atsushi Ogawa, Masahiro Araki 2006-06-20
7012283 Nitride semiconductor light emitting element and optical device containing it Shigetoshi Ito, Masahiro Araki 2006-03-14
6984841 Nitride semiconductor light emitting element and production thereof Daisuke Hanaoka, Takayuki Yuasa, Shigetoshi Ito, Mototaka Taneya 2006-01-10
6924512 Nitride semiconductor light-emitting device and optical apparatus including the same Takayuki Yuasa, Shigetoshi Ito 2005-08-02
6909120 Nitride semiconductor luminous element and optical device including it Shigetoshi Ito 2005-06-21
6891189 Nitride semiconductor laser device and optical pickup apparatus therewith Shigetoshi Ito 2005-05-10
6891201 Nitride semiconductor laser element and optical device containing it Takayuki Yuasa, Shigetoshi Ito, Mototaka Taneya, Yukio Yamasaki 2005-05-10
6881981 Nitride semiconductor light emitting device chip Shigetoshi Ito 2005-04-19
6858882 Nitride semiconductor light-emitting device and optical device including the same Shigetoshi Ito, Kouichi Morishige 2005-02-22