YN

Yuji Nagai

KT Kabushiki Kaisha Toshiba: 72 patents #173 of 21,451Top 1%
Toshiba Memory: 11 patents #113 of 1,971Top 6%
Kioxia: 11 patents #90 of 1,813Top 5%
SO Sony: 4 patents #8,966 of 25,231Top 40%
NE Nec: 3 patents #4,195 of 14,502Top 30%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
EN Enplas: 1 patents #150 of 255Top 60%
TA Toyo Aluminium: 1 patents #84 of 212Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #13,875 of 4,157,543Top 1%
102
Patents All Time

Issued Patents All Time

Showing 51–75 of 102 patents

Patent #TitleCo-InventorsDate
8959615 Storage system in which fictitious information is prevented Yasufumi Tsumagari, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2015-02-17
8949621 Memory device authentication Taku Kato, Tatsuyuki Matsushita 2015-02-03
8948400 Host device Taku Kato, Tatsuyuki Matsushita 2015-02-03
8938616 Authentication method Taku Kato, Tatsuyuki Matsushita 2015-01-20
8930720 Authentication method Taku Kato, Tatsuyuki Matsushita 2015-01-06
8898463 Device Taku Kato, Tatsuyuki Matsushita 2014-11-25
8874917 Storage system in which fictitious information is prevented Yasufumi Tsumagari, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2014-10-28
8855297 Device and authentication method therefor Taku Kato, Tatsuyuki Matsushita, Toshihiro Suzuki, Noboru Shibata 2014-10-07
8850207 Data recording device, and method of processing data recording device Taku Kato, Tatsuyuki Matsushita 2014-09-30
8812843 Device and authentication method therefor Taku Kato, Tatsuyuki Matsushita, Toshihiro Suzuki, Noboru Shibata 2014-08-19
8762717 Authentication device Taku Kato, Tatsuyuki Matsushita 2014-06-24
8761389 Memory Toshihiro Suzuki, Noboru Shibata, Taku Kato, Tatsuyuki Matsushita 2014-06-24
8751814 Device Taku Kato, Tatsuyuki Matsushita 2014-06-10
8745391 Data recording device, host device and method of processing data recording device Taku Kato, Tatsuyuki Matsushita 2014-06-03
8732470 Storage system in which fictitious information is prevented Yasufumi Tsumagari, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2014-05-20
8732466 Semiconductor memory device Toshihiro Suzuki, Noboru Shibata, Taku Kato, Tatsuyuki Matsushita 2014-05-20
8726024 Authentication method Taku Kato, Tatsuyuki Matsushita 2014-05-13
8693694 Information recording device Taku Kato, Tatsuyuki Matsushita 2014-04-08
8667286 Host device, semiconductor memory device, and authentication method Taku Kato, Tatsuyuki Matsushita 2014-03-04
8661527 Authenticator, authenticatee and authentication method Taku Kato, Tatsuyuki Matsushita, Fangming Zhao 2014-02-25
8650393 Authenticator Taku Kato, Tatsuyuki Matsushita, Shinichi Matsukawa 2014-02-11
8650398 Device authentication using restricted memory Taku Kato, Tatsuyuki Matsushita 2014-02-11
8634557 Semiconductor storage device Toshihiro Suzuki, Noboru Shibata, Taku Kato, Tatsuyuki Matsushita 2014-01-21
8627455 Manufacturing method of a memory device to be authenticated Taku Kato, Tatsuyuki Matsushita 2014-01-07
7949071 Signal processing system and information storage medium Chosaku Noda, Kazuo Watabe, Akihito Ogawa, Kazuto Kuroda, Nobuhisa Yoshida +7 more 2011-05-24