HY

Hidefumi Yasuda

KT Kabushiki Kaisha Toshiba: 12 patents #2,533 of 21,451Top 15%
Overall (All Time): #420,128 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8957434 Light emitting device, light emitting module, and method for manufacturing light emitting device Yoshiaki Sugizaki, Akihiro Kojima, Yosuke Akimoto, Nozomu Takahashi, Kazuhito Higuchi +2 more 2015-02-17
8890201 Semiconductor light emitting device Yuko Kato 2014-11-18
8659040 Semiconductor light-emitting device and process for production thereof Akira Fujimoto, Ryota Kitagawa, Koji Asakawa, Yasuhiko Akaike, Takeyuki Suzuki 2014-02-25
8546178 Semiconductor light emitting device and method for manufacturing semiconductor light emitting device Tomoko Morioka, Takayoshi Fujii, Toshitake Kitagawa, Kazufumi Shiozawa, Taisuke Sato +1 more 2013-10-01
8426878 Semiconductor light emitting device and method for manufacturing same Yuko Kato, Yasuharu Sugawara, Toshiyuki Terada, Kazuyoshi Furukawa 2013-04-23
8357557 Semiconductor light-emitting device and process for production thereof Akira Fujimoto, Ryota Kitagawa, Koji Asakawa, Yasuhiko Akaike, Takeyuki Suzuki 2013-01-22
8237183 Semiconductor light emitting device and method for manufacturing same Yuko Kato, Yasuharu Sugawara, Toshiyuki Terada, Kazuyoshi Furukawa 2012-08-07
7511306 Semiconductor light emitting device and apparatus having a translucent conductive film Yuko Kato 2009-03-31
7501665 Semiconductor light emitting device and method of manufacturing same and semiconductor light emitting apparatus Yuko Kato, Kazuhiro Ikezawa, Toshiyuki Terada 2009-03-10
7453099 Semiconductor light emitting device Yuko Kato, Kazuyoshi Furukawa 2008-11-18
7148521 Semiconductor light emitting device and method of manufacturing the same Yuko Kato, Kazuyoshi Furukawa 2006-12-12
6208032 Semiconductor device and fabrication method thereof Mayumi Tomita 2001-03-27