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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Rottinghaus — 12 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Jesup, IA: #3 of 23 inventorsTop 15%
Iowa: #1,206 of 15,303 inventorsTop 8%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Robert Rottinghaus has been granted 12 US patents while listed as an inventor at Unknown. The first was granted in 1981 and the most recent in September 2015. Robert Rottinghaus ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Robert Rottinghaus in Jesup, IA, US.

Patents per Year

Patents granted per year, 1981 to 2015Bar chart with a peak of 2 patents in 1989.peak 21981: 1 patents19811986: 1 patents1987: 1 patents19871989: 2 patents1990: 1 patents19902004: 1 patents2010: 1 patents20102011: 1 patents2012: 1 patents20122013: 1 patents2015: 1 patents2015

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9126258 Unitary connector pin formed by two-stage cold heading die 2015-09-08
8356964 Retaining pin with self biasing keeping means 2013-01-22
8181434 Auger stripper arrangement for corn head 2012-05-22
7930870 Stalk roll and stripper arrangement for corn head 2011-04-26
7752829 Auger stripper arrangement for corn head 2010-07-13
6739735 Lighting strip for direction and guidance systems John Talamo, Robert A. Meyer, Thomas J. Meyer, Frank Lawdensky 2004-05-25
4930326 Manual hose end crimper 1990-06-05
4848121 Manual hose end crimper 1989-07-18
4815164 Door hinge spring 1989-03-28
4635438 Self-locking link 1987-01-13
4577699 Cushion mounted disc with interconnecting spool assembly 1986-03-25
4275791 Yieldable disc blade assembly 1981-06-30