Growing community of inventors

Wilmington, DE, United States of America

Joel R Christensen

Average Co-Inventor Count = 1.69

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 19

Joel R ChristensenGeorge Levitt (2 patents)Joel R ChristensenMorris P Rorer (2 patents)Joel R ChristensenMark E Thompson (2 patents)Joel R ChristensenJohn Cuomo (2 patents)Joel R ChristensenPaul H Liang (2 patents)Joel R ChristensenJoel R Christensen (9 patents)George LevittGeorge Levitt (95 patents)Morris P RorerMorris P Rorer (26 patents)Mark E ThompsonMark E Thompson (19 patents)John CuomoJohn Cuomo (13 patents)Paul H LiangPaul H Liang (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. E.i. Dupont De Nemours and Company (9 from 16,338 patents)


9 patents:

1. 4906283 - Herbicidal sulfonamides

2. 4902339 - Herbicidal sulfonamides

3. 4877440 - Thiophenesulfonamide herbicides

4. 4801327 - Herbicidal sulfonamides

5. 4764207 - Herbicidal sulfonamides

6. 4759790 - Herbicidal sulfonamides

7. 4743290 - Thiophenesulfonamide herbicides

8. 4690705 - Herbicidal sulfonamides

9. 4685955 - Herbicidal sulfonamides

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as of
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