WS

Wataru Saito

KT Kabushiki Kaisha Toshiba: 10 patents #50 of 2,818Top 2%
Overall (2011): #3,153 of 364,097Top 1%
10
Patents 2011

Issued Patents 2011

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8058688 Semiconductor device Syotaro Ono 2011-11-15
8030706 Power semiconductor device Miho Watanabe, Masaru Izumisawa, Yasuto Sumi, Hiroshi Ohta, Wataru Sekine +2 more 2011-10-04
8030660 Semiconductor device Yasunobu Saito, Yorito Kakiuchi, Tomohiro Nitta, Akira Yoshioka, Tetsuya Ohno +2 more 2011-10-04
8013360 Semiconductor device having a junction of P type pillar region and N type pillar region Syotaro Ono, Masakatsu Takashita, Yasuto Sumi, Masaru Izumisawa, Hiroshi Ohta +1 more 2011-09-06
7989910 Semiconductor device including a resurf region with forward tapered teeth Syotaro Ono, Masaru Izumisawa, Yasuto Sumi, Hiroshi Ohta, Wataru Sekine +1 more 2011-08-02
7936015 Semiconductor device having trenches filled with a semiconductor having an impurity concentration gradient Kenichi Tokano, Tetsuo Matsuda 2011-05-03
7935983 Nitride semiconductor device Yasunobu Saito, Takao Noda, Tomohiro Nitta 2011-05-03
7919824 Semiconductor device and method of manufacturing the same Syotaro Ono, Nana Hatano, Masaru Izumisawa, Yasuto Sumi, Hiroshi Ohta +2 more 2011-04-05
7898031 Semiconductor device with tapered trenches and impurity concentration gradients Kenichi Tokano, Tetsuo Matsuda 2011-03-01
7884395 Semiconductor apparatus 2011-02-08