RB

Robert D. Black

SN Scion Neurostim: 20 patents #3 of 9Top 35%
ST Sicel Technologies: 11 patents #1 of 18Top 6%
JD John Deere: 5 patents #959 of 5,518Top 20%
GE: 3 patents #10,354 of 36,430Top 30%
CO Conductus: 1 patents #24 of 46Top 55%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Chapel Hill, NC: #41 of 1,999 inventorsTop 3%
🗺 North Carolina: #523 of 45,564 inventorsTop 2%
Overall (All Time): #50,061 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
4192468 Feed roll assembly for a forage harvester Allan K. Lawrence, Merlyn D. Bass, Jerry L. Krafka 1980-03-11
4186889 Forage harvester recutter screen John J. Hennen, Jerry L. Krafka 1980-02-05