Inventor
Sigfredo Ismael Nin
Inventor
Morgan Hill, CA, US
Overview
Patents· 15 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 communication37%
G06FElectric digital data processing26%
G11BInformation storage based on relative movement between record carrier and transducer15%
H04NPictorial communication, e.g. television15%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
G06TImage data processing or generation, in general4%
PatentTitleYear
11,108,569Renewable traitor tracing20219,520,993'Renewable traitor tracing'20168,782,440'Extending the number of applications for accessing protected content in a media using media key blocks'20148,656,178'Method, system and program product for modifying content usage conditions during content distribution'20148,571,209'Recording keys in a broadcast-encryption-based system'20138,391,481'Rebinding of content title keys in clusters of devices with distinct security levels'20138,280,043'System and method for protecting data in a secure system'20127,860,246'System and method for protecting data in a secure system'20107,747,877'Tamper-resistant trusted Java virtual machine and method of using the same'20107,523,307'Method for ensuring content protection and subscription compliance'20097,516,331'Tamper-resistant trusted java virtual machine and method of using the same'20096,888,944'Method for assigning encryption keys'20056,883,097'Coincidence-free media key block for content protection for recordable media'20056,137,494'Method and means for evaluating a tetrahedral linear interpolation function'20005,751,926'Function approximation using a centered cubic packing with tetragonal disphenoid extraction'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2021Patents assigned to IBM (15)· patent assignee history
1998–2021Based in Morgan Hill, CA, US· patent location history
2012–2014Patents assigned to NIN SIGFREDO I (3)· patent assignee history
2012–2014Patents assigned to PONCELEON DULCE B (3)· patent assignee history
2013–2016Patents assigned to JIN HONGXIA (3)· patent assignee history
2013–2016Patents assigned to NIN SIGFREDO ISMAEL (3)· patent assignee history
2014Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 15 | 1998–2021 |
| JIN HONGXIA | 3 | 2013–2016 |
| NIN SIGFREDO Iself | 3 | 2012–2014 |
| NIN SIGFREDO ISMAELself | 3 | 2013–2016 |
| PONCELEON DULCE B | 3 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Morgan Hill, California, US | 14 | 1998–2021 |
| San Jose, California, US | 1 | 2014 |