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

Chang Ahn — 4 Patents

Cisco: 2 patents #5,546 of 13,007Top 45%
LCLg-Nortel Co.: 1 patents #7 of 76Top 10%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Chang Ahn has been granted 4 US patents while listed as an inventor at Cisco. The first was granted in 2007 and the most recent in December 2025. Chang Ahn ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Chang Ahn in Seoul, CA, KR.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12496741 Notching apparatus and method of electrode substrate 2025-12-16
7372811 Load balancing model for multilink frame relay Swaminathan Sundararaman, Ronak Desai 2008-05-13 $48,144,000
7280511 Method for determining reverse rate in mobile communication system and apparatus thereof 2007-10-09
7184402 Method for multi-link load balancing to improve sequenced delivery of frames at peer end Rohit Sharma, Swaminathan Sundararaman 2007-02-27 $52,739,000