DH

Dwight A. Holtzen

EA E.I. Du Pont De Nemours And: 7 patents #1,065 of 8,010Top 15%
📍 Newark, DE: #255 of 1,550 inventorsTop 20%
🗺 Delaware: #1,358 of 7,163 inventorsTop 20%
Overall (All Time): #763,166 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5959004 Processibility and lacing resistance when silanized pigments are incorporated in polymers Patricia A. Tooley, Joseph Anthony Musiano 1999-09-28
5889090 Processibility and lacing resistance when silanized pigments are incorporated in polymers Patricia A. Tooley, Joseph Anthony Musiano 1999-03-30
5789466 Laser marking of fluoropolymer composition John Nicholas Birmingham, James Francis Hunt, Robert S. Jenkins, Peter Dwight Spohn, James Thomas Walnock 1998-08-04
5631310 Processibility and lacing resistance when silanized pigments are incorporated in polymers Patricia A. Tooley, Joseph Anthony Musiano 1997-05-20
5607994 Processibility and lacing resistance when silanized pigments are incorporated in polymers Patricia A. Tooley, Joseph Anthony Musiano 1997-03-04
5560845 Laser marking of fluoropolymer composition John Nicholas Birmingham, James Francis Hunt, Robert S. Jenkins, Peter Dwight Spohn, James Thomas Walnock 1996-10-01
4999055 TiO.sub.2 pigments resistant to discoloration in the presence of polymer additives Austin Reid 1991-03-12