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

Mark Mayfield — 3 Patents

RTX (Raytheon): 1 patents #8,290 of 15,912Top 55%
Bristol, CT: #109 of 363 inventorsTop 35%
Connecticut: #12,369 of 34,797 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Mark Mayfield has been granted 3 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1990 and the most recent in February 2021. Mark Mayfield ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Mark Mayfield in Bristol, CT, US.

Patents per Year

Patents granted per year, 1990 to 2021Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19902014: 1 patents20142021: 1 patents2021

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10907372 Apparatus for covering a vehicle Mardriekus Mayfield 2021-02-02
8783345 Microbial enhanced oil recovery delivery systems and methods John A. Babcock, Bud Bierhaus, Thomas Ishoey 2014-07-22 $1,865,000
4930604 Elevator diagnostic monitoring apparatus Gregory A. Schienda 1990-06-05 $9,073,000