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

Robert D. Brownlow — 1 Patent

MUMueller: 1 patents #14 of 25Top 60%
Decatur, IL: #244 of 423 inventorsTop 60%
Illinois: #49,230 of 84,256 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Robert D. Brownlow has been granted 1 US patent while listed as an inventor at Mueller. All of these patents were granted in 1992. Robert D. Brownlow ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert D. Brownlow in Decatur, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5082246 Gas ball valve M. Dale Stanley, John R. Rice, Robert E. Sands 1992-01-21 $768,000