Inventor
Yasufumi Tsumagari
Inventor
Yokohama, JP
Overview
Patents· 58 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer30%
H04NPictorial communication, e.g. television30%
G06FElectric digital data processing12%
G06KGraphical data reading6%
H04WWireless communication networks6%
H04BTransmission4%
H04LTransmission of digital information, e.g. telegraphic communication4%
H04MTelephonic communication4%
H04HBroadcast communication3%
G08CTransmission systems for measured values, control or similar signals1%
PatentTitleYear
10,838,856Memory card202010,659,553Memory system allowing host to easily transmit and receive data202010,380,017Memory system capable of controlling wireless communication function201910,042,757Memory system capable of controlling wireless communication function20189,760,483'Memory system capable of controlling wireless communication function'20179,712,636'Memory system allowing host to easily transmit and receive data'20179,501,399'Memory system capable of controlling wireless communication function'20169,454,495'Memory system capable of prohibiting access to application software and system software'20169,449,193'Information processing apparatus'20169,418,022'Storage system in which information is prevented'20169,204,477'Memory device and wireless communication control method of the same'20159,124,432'Host device and authentication method for host device'20158,990,482'Memory system and wireless communication method by memory system'20158,990,454'Memory system and wireless communication method by memory system'20158,990,530'Storage system in which fictitious information is prevented'20158,959,615'Storage system in which fictitious information is prevented'20158,874,917'Storage system in which fictitious information is prevented'20148,732,470'Storage system in which fictitious information is prevented'20148,601,149'Information processing regarding different transfer'20138,521,000'Information recording and reproducing method using management information including mapping information'20138,396,353'Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus'20138,391,684'Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus'20138,391,683'Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus'20138,391,685'Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus'20138,208,788'Information storage medium, information reproducing apparatus, and information reproducing method'20127,983,526'Information storage medium, information reproducing apparatus, and information reproducing method'20117,925,138'Information storage medium, information reproducing apparatus, and information reproducing method'20117,616,863'Information storage medium, information reproduction device, information reproduction method'20097,587,503'Content reproduction apparatus, and content reproduction method'20097,580,614'Information playback apparatus having expansion information storage unit and information playback method'20097,440,388'Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting'20087,369,477'Information recording medium, information recording apparatus, and information reproducing apparatus'20087,200,325'Digital video recording/playback system with entry point processing function'20077,194,193'Multi-standard information mixed recording/management system'20077,187,849'Digital video recording/playback system with entry point processing function'20077,167,634'Digital video recording/playback system with entry point processing function'20077,155,111'Digital video recording/playback system with entry point processing function'20067,151,889'Digital video recording/playback system with entry point processing function'20067,126,887'Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting'20067,116,897'Information recording apparatus, information recording method, information reproduction apparatus, information reproduction method, information recording medium, and electronic distribution system'20067,054,545'Recording, edit, and playback methods of audio information, and information storage medium'20067,046,585'Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting'20067,043,143'Digital video recording/playback system with entry point processing function'20067,031,598'Digital video recording/playback system with entry point processing function'20067,013,076'Digital video recording/playback system with entry point processing function'20067,003,214'Recording, edit, and playback methods of audio information, and information storage medium'20066,996,329'Digital video recording/playback system with entry point processing function'20066,977,871'Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting'20056,944,391'Digital video recording/playback system with entry point processing function'20056,798,976'Digital video recording/playback system with entry point processing function'20046,628,892'Digital video recording/playback system with entry point processing function'20036,584,277'Digital video recording/playback system with entry point processing function'20036,574,421'Digital video recording/playback system with entry point processing function'20036,564,008'Digital video recording/playback system with entry point processing function'20036,556,774'Digital video recording/playback system with entry point processing function'20036,556,773'Digital video recording/playback system with entry point processing function'20036,480,669'Digital video recording/playback system with entry point processing function'20026,360,057'Digital video recording/playback system with entry point processing function'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2017Patents assigned to TOSHIBA KK (53)· patent assignee history
2002–2013Based in Yokohama, JP· patent location history
2012–2016Patents assigned to TSUMAGARI YASUFUMI (13)· patent assignee history
2013Patents assigned to KIKUCHI SHINICHI (4)· patent assignee history
2013Patents assigned to NAKASHIKA MASAHIRO (4)· patent assignee history
2014–2020Based in Kawasaki, JP· patent location history
2015–2016Based in Kanagawa, JP· patent location history
2017–2020Patents assigned to TOSHIBA MEMORY CORP (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 53 | 2002–2017 |
| TSUMAGARI YASUFUMIself | 13 | 2012–2016 |
| TOSHIBA MEMORY CORP | 5 | 2017–2020 |
| KIKUCHI SHINICHI | 4 | 2013 |
| NAKASHIKA MASAHIRO | 4 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 40 | 2002–2013 |
| Kawasaki, JP | 13 | 2014–2020 |
| Kanagawa, JP | 5 | 2015–2016 |