Growing community of inventors

Urbandale, IA, United States of America

John Franklin Soper

Average Co-Inventor Count = 2.40

ph-index = 7

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 = 264

John Franklin SoperMichael Thomas Roach (18 patents)John Franklin SoperDavid John Gebhardt (12 patents)John Franklin SoperRobert Scott Schneider (2 patents)John Franklin SoperPaul A Stephens (1 patent)John Franklin SoperJohn Franklin Soper (20 patents)Michael Thomas RoachMichael Thomas Roach (207 patents)David John GebhardtDavid John Gebhardt (28 patents)Robert Scott SchneiderRobert Scott Schneider (2 patents)Paul A StephensPaul A Stephens (134 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pioneer Hi-bred International, Inc. (20 from 6,602 patents)


20 patents:

1. 7317143 - Soybean variety 91B42

2. 6989475 - Soybean variety 92B13

3. 6855874 - Soybean variety 91B42

4. 6605755 - Soybean variety 92B12

5. 6586659 - Soybean variety 91B92

6. 6583342 - Soybean variety 90B11

7. 6583343 - Soybean variety 91B12

8. 6580018 - Soybean variety 91B33

9. 6323399 - Soybean variety 92B37

10. 6320105 - Soybean variety 90A07

11. 6028252 - Soybean variety 90B43

12. 5977445 - Soybean variety 91B64

13. 5952549 - Soybean variety 90B21

14. 5952550 - Soybean variety 91B52

15. 5945587 - Soybean variety 90B93

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idiyas.com
as of
12/29/2025
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