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Keith Hansen — 3 Patents

Hampton, IA: #3 of 20 inventorsTop 15%
Iowa: #4,706 of 15,303 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Keith Hansen has been granted 3 US patents. The first was granted in 1992 and the most recent in February 2015. Keith Hansen ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Keith Hansen in Hampton, IA, US.

Patents per Year

Patents granted per year, 1992 to 2015Bar chart with a peak of 1 patents in 1992.peak 11992: 1 patents19921993: 1 patents19932015: 1 patents2015

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8950122 Covered gutter with bi-directional vertical plate Claire Degenhardt, Frank Casares 2015-02-10
5230384 Horseshoe assembly having glide clips and metal studs David J. Nebel 1993-07-27
5168934 Horseshoe assembly having glide clips David J. Nebel 1992-12-08

Frequent Collaborators

David J. Nebel2 shared
Frank Casares1 shared
Claire Degenhardt1 shared

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