RS

Ronald T. Sheehan

Ford: 10 patents #1,793 of 17,473Top 15%
SP Sperry: 5 patents #63 of 841Top 8%
NA New Holland North America: 2 patents #11 of 69Top 20%
🗺 Pennsylvania: #4,155 of 74,527 inventorsTop 6%
Overall (All Time): #280,914 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
5155983 Distance measurement and control using coded sonic signals Peter G. Mitchell, Charles G. Bagg 1992-10-20
5155984 Implement height control 1992-10-20
5129676 Counterbalanced telescopic rollbar for tractors 1992-07-14
4930530 Leaf loading method John B. Crego, Robert M. VanGinhoven 1990-06-05
4918910 Apparatus for dispensing a substance onto a crop material at a controlled rate Shaun A. Seymour, Mark K. Chow, Richard P. Strosser 1990-04-24
4916888 Method of dispensing a substance onto a crop material at a controlled rate Shaun A. Seymour 1990-04-17
4914774 Leaf loading machine for use with towing machine Robert M. VanGinhoven, John B. Crego 1990-04-10
4825495 Leaf loading machine with cooperating shroud and housing Robert M. VanGinhoven, John B. Crego 1989-05-02
4809380 Leaf loading machine with counterrotating beater and broom Robert M. VanGinhoven, John B. Crego 1989-03-07
4750323 Method of forming bales in round balers Robert M. VanGinhoven, Stephen C. Schlotterbeck 1988-06-14
4748801 System for automatically controlling bale shape in round balers Robert M. VanGinhoven, Stephen C. Schlotterbeck 1988-06-07
4742768 System for monitoring bale shape in round balers Robert M. VanGinhoven, Stephen C. Schlotterbeck 1988-05-10
4557276 Four way leveling mechanism for combine cleaning apparatus Myles Hyman, E. William Rowland-Hill 1985-12-10
4548214 Fore-and-aft leveling mechanism for combine cleaning apparatus Myles Hyman 1985-10-22
4535788 Lateral leveling mechanism for combine cleaning apparatus E. William Rowland-Hill 1985-08-20
4527241 Automatic combine harvester adjustment system E. William Rowland-Hill, Carl E. Bohman 1985-07-02
4466231 Automatic sieve and chaffer adjustment in a combine harvester E. William Rowland-Hill 1984-08-21