CH

Curtis R. Hammer

JD John Deere: 10 patents #438 of 5,518Top 8%
GC Gary W. Clem: 6 patents #6 of 22Top 30%
Overall (All Time): #286,514 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12382945 Agricultural harvesting machine with pre-emergence weed detection and mitigation system Sebastian Blank, Noel W. Anderson, Dohn W. Pfeiffer, Gurmukh H. Advani 2025-08-12
12096718 Controllable end dividers Heather G. Laugen, Nathan E. Krehbiel, Steve A. Coon, Troy M. Heims 2024-09-24
12041879 Reel finger illumination Heather G. Laugen 2024-07-23
12029167 Header reel illumination Heather G. Laugen 2024-07-09
11957072 Pre-emergence weed detection and mitigation system Sebastian Blank, Noel W. Anderson, Dohn W. Pfeiffer, Gurmukh H. Advani 2024-04-16
11748824 Systems and methods for site traversability sensing Sebastian Blank, Dohn W. Pfeiffer 2023-09-05
11747536 Header reel illumination Heather G. Laugen 2023-09-05
11641800 Agricultural harvesting machine with pre-emergence weed detection and mitigation system Sebastian Blank, Noel W. Anderson, Dohn W. Pfeiffer, Gurmukh H. Advani 2023-05-09
10729067 Biomass impact sensor having a conformal encasement enveloping a pressure sensitive film Jonathan J. Nelson 2020-08-04
10624256 Method of operating a planter for planting seeds in a field for experimental purposes Brian W. Carr, Andrew Jenkins, Scott A. Sporrer, Nick Merfeld, Marcus D. Woster 2020-04-21
10485229 Spray boom nozzle control Patrick J. Fisher, Richard A. Humpal, Dolly Y. Wu 2019-11-26
8218710 Seed counting device Brian W. Carr, Andrew Jenkins, Scott A. Sporrer, Adam R. Koesters, Edward J. Plizga +1 more 2012-07-10
8175212 Seed counting device Brian W. Carr, Andrew Jenkins, Scott A. Sporrer, Adam R. Koesters, Edward J. Plizga +1 more 2012-05-08
8015884 Method and means of measuring the flow rate of particulate matter Brian W. Carr, Scott A. Sporrer, Scott P. Lyle, Cory W. Fees, Adam R. Koesters 2011-09-13
7398636 Method and apparatus for continuously harvesting grain from a row of mature grain plants comprised of plant segments and alley segments Brian W. Carr, Donald F. Handorf, Peter B. Moore, Nick Merfeld, Scott A. Sporrer +1 more 2008-07-15
6848243 Method and apparatus for continuously harvesting grain from a row of mature grain plants comprised of plant segments and alley segments Brian W. Carr, Donald F. Handorf, Peter B. Moore, Nick Merfeld, Scott A. Sporrer +1 more 2005-02-01