DZ

Donna F. Zimmerman

EA E.I. Du Pont De Nemours And: 11 patents #640 of 8,010Top 8%
📍 Landenberg, PA: #35 of 238 inventorsTop 15%
🗺 Pennsylvania: #7,358 of 74,527 inventorsTop 10%
Overall (All Time): #474,995 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
4895591 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1990-01-23
4867783 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1989-09-19
4836846 Herbicidal indole sulfonamides 1989-06-06
4822403 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1989-04-18
4786313 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1988-11-22
4764610 Herbicidal indole sulfonamides 1988-08-16
4743292 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1988-05-10
4741758 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1988-05-03
4732604 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1988-03-22
4721521 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1988-01-26
4666501 Herbicidal sulfonamides James V. Hay, Barry A. Wexler 1987-05-19