DJ

David L. Johnson

Pioneer (Corteva): 15 patents #263 of 1,535Top 20%
Cypress Semiconductor: 1 patents #1,072 of 1,852Top 60%
OC Occidental Chemical: 1 patents #180 of 341Top 55%
AT Alliant Techsystems: 1 patents #285 of 658Top 45%
TP The Protectoseal: 1 patents #7 of 11Top 65%
SF SUNY Research Foundation: 1 patents #430 of 1,231Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
📍 Johnston, IA: #13 of 247 inventorsTop 6%
🗺 Iowa: #228 of 15,303 inventorsTop 2%
Overall (All Time): #103,142 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
10194592 Separably-driven rotor portions and associated method for threshing grain 2019-02-05
10145570 Air conditioner condenser coil covering and filtering device 2018-12-04
10058034 Combine harvester and associated method for gathering grain Matthew John Rizzo, James R. Schmidt, Barry Stott, Zane Wesley Unrau 2018-08-28
9615511 Combine harvester and associated method for gathering grain Matthew John Rizzo, James R. Schmidt, Barry Stott, Zane Wesley Unrau 2017-04-11
9554517 Separably-driven rotor portions and associated method for threshing grain 2017-01-31
9011222 Combine harvester and associated method for gathering grain Matthew John Rizzo, James R. Schmidt, Barry Stott, Zane Wesley Unrau 2015-04-21
9002070 Automated seed package identification apparatus, system, and method Jacob T. Klocke, Lyndon J. Schroeder, Mark W. Spicer 2015-04-07
8887938 Buckling clamshell container for automated aliquot and dispersal processes Daniel Goldman, Michael E. Hartman, James L. Hunter, Griffiths J. Tucker 2014-11-18
8834089 Package assembly handling system for handling clamshell containers containing a particulate aliquot Daniel Goldman, Michael E. Hartman, James L. Hunter, Griffiths J. Tucker 2014-09-16
8702371 Method of handling clamshell containers containing a particulate aliquot Daniel Goldman, Michael E. Hartman, James L. Hunter, Griffiths J. Tucker 2014-04-22
8639383 Automated research planting system, method, and apparatus Daniel Goldman, James L. Hunter, Timothy P. Meyer, Lyndon J. Schroeder, Timothy Joseph Wilhelm 2014-01-28
8627799 Induction and fuel delivery system for piston engine 2014-01-14
8308889 Out-of-autoclave and alternative oven curing using a self heating tool George J. Glancy 2012-11-13
7938284 Buckling clamshell container for automated aliquot and dispersal processes Daniel Goldman, Michael E. Hartman, James L. Hunter, Griffiths J. Tucker 2011-05-10
7722333 Portable dry air compressor system Clemente DeRosa 2010-05-25
7412880 Device and method for screening a plant population for wind damage resistance traits Roberto Barreiro, Lori Lisa Carrigan, Mohammadreza Ghaffarzadeh, Daniel Goldman, Michael E. Hartman +1 more 2008-08-19
6921244 Bleed valve system 2005-07-26
D502257 Automobile air filter and freshener Kelvin B. Webster 2005-02-22
6557254 Metallic wall framing, method and apparatus for producing same 2003-05-06
6030927 Post-harvest treatment of crops Mark Hodgkinson, Gregory Birse, Peter D. Taverner 2000-02-29
5991025 Near infrared spectrometer used in combination with an agricultural implement for real time grain and forage analysis Steven L. Wright, Roland Welle 1999-11-23
5985226 Method of recovering chlorine from a gas mixture Robert L. Zeller, III, Sharon D. Fritts, Kenneth J. Carlson, Paul J. Orosz, Ronald B. Kaplin 1999-11-16
5974959 Process of extracting oil from a seed sample Bruce E. Cadwell 1999-11-02
5934188 Oilseed press Bruce E. Cadwell 1999-08-10
5898701 Method and apparatus for testing a device 1999-04-27