WH

Walter R. Hertler

EA E.I. Du Pont De Nemours And: 3 patents #18 of 533Top 4%
📍 Kennett Square, PA: #3 of 28 inventorsTop 15%
🗺 Pennsylvania: #177 of 4,367 inventorsTop 5%
Overall (1997): #9,818 of 185,788Top 6%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5654354 Compositions for diffusion patterning John James Felten, Sheau-Hwa Ma 1997-08-05
5648405 Aqueous ink jet inks Sheau-Hwa Ma 1997-07-15
5609914 Method for preparing high resolution polyimide images using non-photosensitive layers of poly(amic acid) or salts thereof Sheau-Hwa Ma, Howard E. Simmons, III 1997-03-11