KA

Katsuhisa Aratani

SO Sony: 112 patents #91 of 25,231Top 1%
FC Furuya Metal Co.: 4 patents #5 of 52Top 10%
NE Nec: 1 patents #7,889 of 14,502Top 55%
📍 Yokohama, JP: #75 of 480 inventorsTop 20%
Overall (All Time): #11,532 of 4,157,543Top 1%
112
Patents All Time

Issued Patents All Time

Showing 26–50 of 112 patents

Patent #TitleCo-InventorsDate
8912516 Memory element with ion source layer and memory device Kazuhiro Ohba, Tetsuya Mizuguchi, Shuichiro Yasuda, Masayuki Shimuta 2014-12-16
8884397 Memory device and storage apparatus Akihiro Maesaka, Akira Kouchiyama, Tomohito Tsushima 2014-11-11
8885385 Memory element and memory device Tetsuya Mizuguchi, Shuichiro Yasuda, Masayuki Shimuta, Kazuhiro Ohba 2014-11-11
8847194 Memory component including an ion source layer and a resistance change layer, and a memory device using the same Shuichiro Yasuda, Kazuhiro Ohba, Hiroaki Sei 2014-09-30
8796657 Memory element and memory device Shuichiro Yasuda, Tetsuya Mizuguchi, Masayuki Shimuta, Kazuhiro Ohba 2014-08-05
8730709 Memory component, memory device, and method of operating memory device Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Masayuki Shimuta, Akira Kouchiyama +1 more 2014-05-20
8710482 Memory component and memory device Shuichiro Yasuda, Kazuhiro Ohba, Hiroaki Sei 2014-04-29
8680502 Amorphous semiconductor layer memory device Minoru Ikarashi 2014-03-25
8659000 Amorphous semiiconductor layer memory device Minoru Ikarashi 2014-02-25
8569732 Memory element and memory device Shuichiro Yasuda, Tomohito Tsushima, Satoshi Sasaki 2013-10-29
8427860 Memory component, memory device, and method of operating memory device Kazuhiro Ohba, Shuichiro Yasuda, Tetsuya Mizuguchi, Masayuki Shimuta, Akira Kouchiyama +1 more 2013-04-23
8350248 Memory element and memory device Shuichiro Yasuda, Tomohito Tsushima, Satoshi Sasaki 2013-01-08
8295074 Memory cell Shuichiro Yasuda, Akira Kouchiyama, Tetsuya Mizuguchi, Satoshi Sasaki 2012-10-23
8222713 Storage element and storage apparatus Akira Kouchiyama 2012-07-17
8119043 Method of making master for manufacturing optical disc and method of manufacturing optical disc Shinichi Kai, Akira Kouchiyama, Kenzo Nakagawa, Yoshihiro Takemoto 2012-02-21
8097189 Method for manufacturing optical disc master and method for manufacturing optical disc Akira Kouchiyama 2012-01-17
7786459 Memory element and memory device comprising memory layer positioned between first and second electrodes Tomohito Tsushima, Akira Kouchiyama, Tetsuya Mizuguchi 2010-08-31
7772029 Memory element and memory device comprising memory layer positioned between first and second electrodes Tomohito Tsushima, Akira Kouchiyama 2010-08-10
7719873 Memory and semiconductor device with memory state detection Hidenari Hachino, Hironobu Mori, Nobumichi Okazaki 2010-05-18
7719082 Memory device and storage apparatus Akihiro Maesaka, Akira Kouchiyama, Tomohito Tsushima 2010-05-18
7715220 Memory apparatus Tomohito Tsushima 2010-05-11
7675053 Memory device comprising a memory layer and a metal chalcogenide ion-source layer Tetsuya Mizuguchi, Akihiro Maesaka, Akira Kouchiyama 2010-03-09
7670514 Method of producing optical disk-use original and method of producing optical disk Akira Kouchiyama 2010-03-02
7648671 Method of making master for manufacturing optical disc and method of manufacturing optical disc Shinichi Kai, Akira Kouchiyama, Kenzo Nakagawa, Yoshihiro Takemoto 2010-01-19
7560724 Storage device with reversible resistance change elements Tomohito Tsushima, Hiroaki Narisawa, Wataru Otsuka, Hidenari Hachino 2009-07-14