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USPTO Patent Rankings Data through Dec 31, 2025
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Keith E. Rouch — 2 Patents

ALAllis-Chalmers: 1 patents #89 of 232Top 40%
UKUniversity Of Kentucky: 1 patents #424 of 1,057Top 45%
Milwaukee, WI: #1,079 of 2,770 inventorsTop 40%
Wisconsin: #17,225 of 40,088 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Keith E. Rouch has been granted 2 US patents while listed as an inventor at Allis-Chalmers. The first was granted in 1986 and the most recent in December 1992. Keith E. Rouch ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Keith E. Rouch in Milwaukee, WI, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5170103 Active vibration control device Sanjiv Tewani, Bruce L. Walcott, Ted R. Massa, Robert Stephenson, II, L. Scott Stephens 1992-12-08
4583912 Damped dynamic vibration absorber James H. Ball, Pradip Sheth 1986-04-22 $1,261,000