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

Rex PERKINS — 3 Patents

Qualcomm: 1 patents #7,593 of 12,104Top 65%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Rex PERKINS has been granted 3 US patents while listed as an inventor at Qualcomm. The first was granted in 1981 and the most recent in June 2022. Rex PERKINS ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Rex PERKINS in Elmore, MA, AU.

Patents per Year

Patents granted per year, 1981 to 2022Bar chart with a peak of 1 patents in 1981.peak 11981: 1 patents19811997: 1 patents19972022: 1 patents2022

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11372756 Memory pool management Rajesh Kemisetti, Joseph Norman Gee, Surendra Nallam 2022-06-28 $17,551,000
5636713 Multiple RAM assembly and recuperative drive system for hydraulic lift Frederick Hubert Van Essen 1997-06-10
4287967 Self-supporting and self-contained elevator 1981-09-08