Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CE

Carl M. Ellison — 76 Patents

Microsoft: 36 patents #614 of 40,388Top 2%
Intel: 32 patents #1,151 of 30,777Top 4%
ISInformation Systems: 4 patents #2 of 11Top 20%
CYCybercash: 1 patents #8 of 11Top 75%
MEMetawork: 1 patents #26 of 97Top 30%
SCStratus Computer: 1 patents #26 of 72Top 40%
Seattle, WA: #128 of 21,776 inventorsTop 1%
Washington: #495 of 76,902 inventorsTop 1%
Overall (All Time): #24,882 of 4,157,543Top 1%
76 Patents All Time
Carl M. Ellison has been granted 76 US patents while listed as an inventor at Microsoft. The first was granted in 1995 and the most recent in November 2016. Carl M. Ellison ranks #24,882 of 4,157,543 US inventors in our database (top 0.60%). Patent records list Carl M. Ellison in Seattle, WA, US.

Patents per Year

Patents granted per year, 1995 to 2016Bar chart with a peak of 10 patents in 2006.peak 101995: 1 patents19951996: 2 patents1997: 1 patents19971998: 1 patents1999: 2 patents19992000: 1 patents2003: 2 patents20032004: 6 patents2005: 4 patents20052006: 10 patents2007: 6 patents20072008: 2 patents2009: 2 patents20092010: 3 patents2011: 6 patents20112012: 5 patents2013: 8 patents20132014: 5 patents2015: 6 patents20152016: 3 patents2016

Issued Patents All Time

Showing 1–25 of 76 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9495190 Entropy pools for virtual machines Scott A. Field, Brandon S. Baker 2016-11-15 $54,363,000
9305156 Integrity protected smart card transaction Stefan Thom, Erik Holt, Shivaram H. Mysore, Valerie Kathleen Bays 2016-04-05 $42,162,000
9253195 Transformation of sequential access control lists utilizing certificates Paul J. Leach, Butler W. Lampson, Melissa W. Dunn, Ravindra Nath Pandya, Charles W. Kaufman 2016-02-02 $33,611,000
9106629 Distributed algorithm for changing a shared value Larry Zhu, Tore Sundelin, Gleb Kholodov 2015-08-11 $31,793,000
9075980 Integrity protected smart card transaction Stefan Thom, Erik Holt, Shivaram H. Mysore, Valerie Kathleen Bays 2015-07-07 $43,274,000
9058497 Cryptographic key management Vijay G. Bharadwaj, Niels T. Ferguson, Magnus Bo Gustaf Nyström, Dayi Zhou, Denis Issoupov +3 more 2015-06-16 $66,233,000
9037620 File system active symbolic link Charles G. Jeffries 2015-05-19 $44,188,000
9026571 Random number generation failure detection and entropy estimation 2015-05-05 $43,588,000
8966269 Integrity protected smart card transaction Stefan Thom, Erik Holt, Shivaram H. Mysore, Valerie Kathleen Bays 2015-02-24 $23,623,000
8914874 Communication channel claim dependent security precautions Octavian T. Ureche, Alex M. Semenko, Sai Vinayak 2014-12-16 $40,875,000
8904509 Resource access based on multiple credentials Marc R. Barbour, Kristjan E. Hatlelid, Janet L. Schneider, Pieter Kasselman 2014-12-02 $33,198,000
8875258 Constraining a login to a subset of access rights John R. Michener, Niels T. Ferguson, Josh Benaloh, Brian A. LaMacchia 2014-10-28 $24,713,000
8838981 Communication channel access based on channel identifier and use policy Octavian T. Ureche, Alex M. Semenko, Sai Vinayak 2014-09-16 $22,186,000
8689015 Portable secure data files Charles G. Jeffries, Vijay G. Bharadwaj, Michael Grass, Matthew C. Setzer, Gaurav Sinha 2014-04-01 $35,800,000
8588421 Cryptographic key containers on a USB token Tolga Acar 2013-11-19 $34,230,000
8504838 Integrity protected smart card transaction Stefan Thom, Erik Holt, Shivaram H. Mysore, Valerie Kathleen Bays 2013-08-06 $23,592,000
8495374 Integrity protected smart card transaction Stefan Thom, Erik Holt, Shivaram H. Mysore, Valerie Kathleen Bays 2013-07-23 $26,254,000
8468579 Transformation of sequential access control lists utilizing certificates Paul J. Leach, Butler W. Lampson, Melissa W. Dunn, Ravindra Nath Pandya, Charles W. Kaufman 2013-06-18 $36,705,000
8423774 Integrity protected smart card transaction Stefan Thom, Erik Holt, Shivaram H. Mysore, Valerie Kathleen Bays 2013-04-16 $18,962,000
8418237 Resource access based on multiple credentials Marc R. Barbour, Kristjan E. Hatlelid, Janet L. Schneider, Pieter Kasselman 2013-04-09 $13,653,000
8381279 Constraining a login to a subset of access rights John R. Michener, Niels T. Ferguson, Josh Benaloh, Brian A. LaMacchia 2013-02-19 $10,297,000
8364984 Portable secure data files Charles G. Jeffries, Vijay G. Bharadwaj, Michael Grass, Matthew C. Setzer, Gaurav Sinha 2013-01-29 $13,387,000
8325924 Managing group keys Tolga Acar, Josh Benaloh, Niels T. Ferguson, Mira Belenkiy, Duy Lan Nguyen 2012-12-04 $15,162,000
8296564 Communication channel access based on channel identifier and use policy Octavian T. Ureche, Alex M. Semenko, Sai Vinayak 2012-10-23 $17,154,000
8208637 Migration of computer secrets 2012-06-26 $23,366,000