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

William Mark Townsley — 76 Patents

Cisco: 76 patents #74 of 13,007Top 1%
San Francisco, CA: #221 of 26,999 inventorsTop 1%
California: #3,799 of 386,348 inventorsTop 1%
Overall (All Time): #24,882 of 4,157,543Top 1%
76 Patents All Time
William Mark Townsley has been granted 76 US patents while listed as an inventor at Cisco. The first was granted in 2008 and the most recent in December 2025. William Mark Townsley ranks #24,882 of 4,157,543 US inventors in our database (top 0.60%). Patent records list William Mark Townsley in San Francisco, CA, US.

Patents per Year

Patents granted per year, 2008 to 2025Bar chart with a peak of 10 patents in 2021.peak 102008: 1 patents20082009: 5 patents2010: 6 patents20102011: 5 patents2012: 2 patents20122013: 2 patents2014: 6 patents20142015: 1 patents2016: 1 patents20162017: 2 patents2018: 2 patents20182019: 7 patents2020: 7 patents20202021: 10 patents2022: 9 patents20222023: 4 patents2024: 2 patents20242025: 4 patents2025

Issued Patents All Time

Showing 1–25 of 76 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12513088 Flow parser and per flow data center utilization in a cloud-based secure access service environment Kyle Andrew Donald Mestery, Mark A. Bakke 2025-12-30
12425342 Layer 4 load aware load balancing Zhiyuan Yao, Yoann Desmouceaux, Pierre Pfister 2025-09-23
12375463 Internet protocol security and security parameter index summarization and data routing Edward A. Warnicke, Jerome Tollet, Aloys Augustin, Andrew Yourtchenko, Giles Douglas Yorke Heron 2025-07-29
12212434 Method and system for managing network-to-network interconnection Pierre Pfister, Yoann Desmouceaux, David Delano Ward 2025-01-28
12081430 Marking spoke links for network segregation and service chaining in hub and spoke overlay networks Hari Shankar, Eui Sun Ahn, Jeffery Rodd Daviss, Rashmi Garg, Jon Langemak 2024-09-03 $44,987,000
12058051 Flow parser and per flow data center utilization in a cloud-based secure access service environment Kyle Andrew Donald Mestery, Mark A. Bakke 2024-08-06 $65,126,000
11855802 Method and system for managing network-to-network interconnection Pierre Pfister, Yoann Desmouceaux, David Delano Ward 2023-12-26 $59,523,000
11822443 Highly-available distributed network address translation (NAT) architecture with failover solutions Pierre Pfister, Ian James Wells, Kyle Andrew Donald Mestery, Yoann Desmouceaux, Guillaume Ruty +1 more 2023-11-21 $28,866,000
11588783 Techniques for implementing IPV6-based distributed storage space Seth Mason, Andre Surcouf, Thierry Gruszka, Mohammed Hawari 2023-02-21 $59,500,000
11575540 Method and system for managing network-to-network interconnection Pierre Pfister, Yoann Desmouceaux, David Delano Ward 2023-02-07 $71,701,000
11470176 Efficient and flexible load-balancing for clusters of caches under latency constraint Marcel Paul Sosthène Enguehard, Yoann Desmouceaux, Pierre Pfister, Eric Vyncke 2022-10-11 $36,557,000
11436111 Highly-available distributed network address translation (NAT) architecture with failover solutions Pierre Pfister, Ian James Wells, Kyle Andrew Donald Mestery, Yoann Desmouceaux, Guillaume Ruty +1 more 2022-09-06 $48,036,000
11405236 Method and system for managing network-to-network interconnection Pierre Pfister, Yoann Desmouceaux, David Delano Ward 2022-08-02 $41,669,000
11283707 Segment routing with fast reroute for container networking Giles Douglas Yorke Heron, Edward A. Warnicke, Yoann Desmouceaux 2022-03-22 $33,631,000
11277371 Content routing in an IP network Andre Surcouf, David Delano Ward 2022-03-15 $55,986,000
11277341 Resilient segment routing service hunting with TCP session stickiness Andre Surcouf 2022-03-15 $55,986,000
11233737 Stateless distributed load-balancing Pierre Pfister, Yoann Desmouceaux 2022-01-25 $43,374,000
11223567 Transmission control protocol session mobility Edward A. Warnicke 2022-01-11 $94,810,000
11216298 Zero-loss workload mobility with segment routing for virtual machines Yoann Desmouceaux, Pierre Pfister 2022-01-04 $47,502,000
11201921 Virtual devices in internet of things (IoT) nodes Lionel Florit 2021-12-14 $49,059,000
11190445 System and method to facilitate content delivery to multiple recipients in a network environment Hendrikus G. P. Bosch, Sape Jurriën Mullender, Keith Burns, Jeffrey Napper, Alessandro Duminuco +3 more 2021-11-30 $109,499,000
11153263 Delivering content over a network Andre Surcouf, Guillaume Ruty, Yoann Desmouceaux 2021-10-19 $34,651,000
11144340 Placement of container workloads triggered by network traffic for efficient computing at network edge devices Ed Warnicke 2021-10-12 $47,226,000
11134052 Template-compatible encoding for content chunk aggregation and mapping Andre Surcouf 2021-09-28 $88,986,000
11113114 Distributed object placement, replication, and retrieval for cloud-scale storage and data delivery Pierre Pfister, Marcel Paul Sosthène Enguehard, Guillaume Ruty, Yoann Desmouceaux 2021-09-07 $39,116,000