Inventor
Masafumi Kusakawa
Inventor
Tokyo, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication44%
G06FElectric digital data processing11%
B23KSoldering or unsoldering6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
G01RMeasuring electric variables6%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes6%
H01LSemiconductor devices6%
H04NPictorial communication, e.g. television6%
H10HInorganic light-emitting semiconductor devices having potential barriers6%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%
PatentTitleYear
11,031,277Processing apparatus20218,600,052'Key generation device, encryption device, reception device, key generation method, key processing method, and program'20138,416,949'Actor node, sensor node, coverage block change method, parameter change method, program, and information processing system'20138,300,814'Information processing unit, terminal unit, information processing method, key generation method and program'20128,300,816'Information processing unit, terminal unit, information processing method, key generation method and program'20128,213,609'Key generating device, encrypting device, receiving device, key generating method, encrypting method, key processing method, and program'20128,150,040'Key providing system, terminal device, and information processing method'20128,055,953'Information processing apparatus, information processing system, information processing method and computer program'20117,996,335'Information processing device, contents distribution server, license server, and method and computer program'20117,797,532'Device authentication system'20107,269,529'Data processing apparatus, program, and method for testing a secured circuit and maintaining confidentiality of the circuit'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007–2011Patents assigned to SONY COMPUTER ENTERTAINMENT INC (2)· patent assignee history
2007–2021Based in Tokyo, JP· patent location history
2010–2013Patents assigned to SONY CORP (9)· patent assignee history
2012–2013Patents assigned to ASANO TOMOYUKI (6)· patent assignee history
2012–2013Patents assigned to KUSAKAWA MASAFUMI (6)· patent assignee history
2013Patents assigned to CHOI IMSUNG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 9 | 2010–2013 |
| ASANO TOMOYUKI | 6 | 2012–2013 |
| KUSAKAWA MASAFUMIself | 6 | 2012–2013 |
| SONY COMPUTER ENTERTAINMENT INC | 2 | 2007–2011 |
| CHOI IMSUNG | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 11 | 2007–2021 |