RH

Richard A. Humpal

JD John Deere: 47 patents #20 of 5,518Top 1%
📍 Ankeny, IA: #5 of 408 inventorsTop 2%
🗺 Iowa: #117 of 15,303 inventorsTop 1%
Overall (All Time): #57,994 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
10485229 Spray boom nozzle control Curtis R. Hammer, Patrick J. Fisher, Dolly Y. Wu 2019-11-26
10444048 Fluid flow monitoring system Dolly Y. Wu 2019-10-15
10441965 Spray pattern of nozzle systems Johannes Feldhaus, Dolly Y. Wu 2019-10-15
10440942 Sprayer systems with drop apparatuses having retractable arms Mark E. Barker 2019-10-15
10406551 Spray nozzle mounting for receiving fluid from distribution pipe Stacy L. Bullock, Travis G. Funseth 2019-09-10
10252285 Mobile drift sensor for agricultural spraying Mark E. Barker, Jui Desai, Paresh Bharatiya 2019-04-09
10189031 Hybrid flow nozzle and control system Travis G. Funseth, Stacy L. Bullock 2019-01-29
9884330 Broadband spray nozzle systems and methods Travis G. Funseth 2018-02-06
9604237 Pitch-based control for sprayers and sprayer operations David A. Hanson, Bradley J. Hitchler, Matthew Martin 2017-03-28
D766399 Hybrid spray nozzle turret Stacy L. Bullock, Travis G. Funseth 2016-09-13
9266124 Sprayer nozzle cartridge Travis G. Funseth 2016-02-23
9258989 Boom assembly joints Mark E. Barker, Roger E. Daniels 2016-02-16
9073070 Sprayer nozzle apparatus Travis G. Funseth 2015-07-07
RE45405 Adjustable axle control Jack Conan Anderson 2015-03-03
8919676 Arrangement for switching nozzles on the go for controlling spray rate Travis G. Funseth, David S. Mercer 2014-12-30
8844838 Sprayer pulsing nozzle flow control using rotational step positions Travis G. Funseth, David S. Mercer 2014-09-30
8746589 Boom assembly joints Mark E. Barker, Roger E. Daniels 2014-06-10
8186393 Fluid coupler including valve arrangement for connecting intake conduit of sprayer to transfer conduit of nurse tank during refill operation Daniel Joseph Huegerich, Travis G. Funseth, Tonya Marie O'neal 2012-05-29
8075282 Sprayer pump primed by using venturi Daniel Joseph Huegerich, Travis G. Funseth, Tonya Marie O'neal 2011-12-13
7954513 Spray application rate regulating valve Joshua Jacob Engelbrecht 2011-06-07
6892124 Adjustable axle control Jack Conan Anderson 2005-05-10
6776355 Sprayer section control valve switching John David Ringer 2004-08-17
6402051 Fold cylinder structure 2002-06-11