JB

Jeffrey H. Birk

AC American Cyanamid: 3 patents #469 of 1,554Top 35%
Basf Se: 2 patents #5,851 of 13,826Top 45%
📍 Levittown, PA: #88 of 461 inventorsTop 20%
🗺 Pennsylvania: #15,920 of 74,527 inventorsTop 25%
Overall (All Time): #1,004,228 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9060516 Method for controlling aquatic weeds Joseph Zawierucha, Glenn W. Oliver, Richard Roger Evans, Todd Horton, Daniel D. Beran +4 more 2015-06-23
8080497 Method of controlling the aquatic weed Hydrilla verticillata Joseph Zawierucha, W. Glenn Oliver, Rick Evans, Todd Horton, Daniel D. Beran +4 more 2011-12-20
5182397 Aryloxyspiroalkylindolinone herbicides Michael E. Condon, Gary Mitchell Karp 1993-01-26
5076835 Aryloxyspiroalkylindolinone herbicides Michael E. Condon, Gary Mitchell Karp 1991-12-31
4992092 Method for safening gramineous crops against pyridine imidazolinone herbicides Timothy Malefyt 1991-02-12