JF

John Freudenberger

EA E.I. Du Pont De Nemours And: 4 patents #1,770 of 8,010Top 25%
📍 Elkton, MD: #55 of 292 inventorsTop 20%
🗺 Maryland: #5,505 of 35,612 inventorsTop 20%
Overall (All Time): #800,253 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12076829 Machine integrated positioning system 2024-09-03
11590623 Machine integrated positioning system 2023-02-28
7402676 Substituted dihydro 3-halo-1H-pyrazole-5-carboxylates their preparation and use 2008-07-22
7227025 Substituted dihydro 3-halo-1H-pyrazole-T-carboxylates, their preparation and use George Philip Lahm, Thomas Paul Selby, Thomas Martin Stevenson 2007-06-05
6965032 Substituted dihydro 3-halo-1h-pyrazole-5-carboxylates and their preparation and use 2005-11-15
5081291 Process for manufacture of 3,3',4,4'-biphenyltetracarboxylic acid 1992-01-14