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

Frederick R. Carter — 4 Patents

TRTranswitch: 3 patents #13 of 99Top 15%
Amazon: 1 patents #10,717 of 19,158Top 60%
Salem, NH: #74 of 325 inventorsTop 25%
New Hampshire: #3,425 of 12,181 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Frederick R. Carter has been granted 4 US patents while listed as an inventor at Transwitch. The first was granted in 2003 and the most recent in January 2025. Frederick R. Carter ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Frederick R. Carter in Salem, NH, US.

Patents per Year

Patents granted per year, 2003 to 2025Bar chart with a peak of 2 patents in 2003.peak 22003: 2 patents20032006: 1 patents20062025: 1 patents2025

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12200088 Network improvements using higher-bandwidth wireless communication protocols Mark Graziani, Jonathan Adams, Julian Gorfajn, Brian D. Magnuson, Cheng-Po Chen +1 more 2025-01-14
7061935 Method and apparatus for arbitrating bandwidth in a communications switch Subhash Roy, Michael M. Renault, David Toebes, Rajen S. Ramchandani 2006-06-13 $3,709,000
6636511 Method of multicasting data through a communications switch Subhash Roy, Michael M. Renault, David Toebes, Rajen S. Ramchandani, Daniel C. Upp 2003-10-21 $3,588,000
6636515 Method for switching ATM, TDM, and packet data through a single communications switch Subhash Roy, Santanu Das, Daniel C. Upp, William B. Lipp, Jitender K. Vij +2 more 2003-10-21 $3,588,000