YT

Yasufumi Tsumagari

KT Kabushiki Kaisha Toshiba: 53 patents #302 of 21,451Top 2%
Kioxia: 6 patents #212 of 1,813Top 15%
Toshiba Memory: 5 patents #380 of 1,971Top 20%
Overall (All Time): #34,488 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #TitleCo-InventorsDate
12355853 Memory system allowing host to easily transmit and receive data Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2025-07-08
12135641 Controlling method of a memory card Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2024-11-05
11836075 Controlling method of a memory card Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2023-12-05
11778066 Memory system allowing host to easily transmit and receive data Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2023-10-03
11442853 Controlling method of a memory card Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2022-09-13
11343345 Memory system allowing host to easily transmit and receive data Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2022-05-24
10838856 Memory card Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2020-11-17
10659553 Memory system allowing host to easily transmit and receive data Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2020-05-19
10380017 Memory system capable of controlling wireless communication function Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2019-08-13
10042757 Memory system capable of controlling wireless communication function Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2018-08-07
9760483 Memory system capable of controlling wireless communication function Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2017-09-12
9712636 Memory system allowing host to easily transmit and receive data Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2017-07-18
9501399 Memory system capable of controlling wireless communication function Takashi Wakutsu, Shuichi Sakurai, Kuniaki Ito 2016-11-22
9454495 Memory system capable of prohibiting access to application software and system software Shuichi Sakurai, Takashi Wakutsu, Kuniaki Ito 2016-09-27
9449193 Information processing apparatus Shinichi Matsukawa, Yuji Nagai 2016-09-20
9418022 Storage system in which information is prevented Yuji Nagai, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2016-08-16
9204477 Memory device and wireless communication control method of the same Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2015-12-01
9124432 Host device and authentication method for host device Yuji Nagai, Taku Kato, Tatsuyuki Matsushita, Shinichi Matsukawa 2015-09-01
8990454 Memory system and wireless communication method by memory system Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2015-03-24
8990530 Storage system in which fictitious information is prevented Yuji Nagai, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2015-03-24
8990482 Memory system and wireless communication method by memory system Kuniaki Ito, Takashi Wakutsu, Shuichi Sakurai 2015-03-24
8959615 Storage system in which fictitious information is prevented Yuji Nagai, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2015-02-17
8874917 Storage system in which fictitious information is prevented Yuji Nagai, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2014-10-28
8732470 Storage system in which fictitious information is prevented Yuji Nagai, Shinichi Matsukawa, Hiroyuki Sakamoto, Hideki Mimura 2014-05-20
8601149 Information processing regarding different transfer Hideo Ando, Eita Shuto, Haruhiko Toyama, Takero Kobayashi 2013-12-03