Growing community of inventors

Brooklyn, NY, United States of America

Daniel D Feldman

Average Co-Inventor Count = 1.05

ph-index = 8

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 = 277

Daniel D FeldmanKlaus Rosburg (1 patent)Daniel D FeldmanDaniel D Feldman (10 patents)Klaus RosburgKlaus Rosburg (62 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Profoot, Inc. (6 from 9 patents)


10 patents:

1. D770753 - Shoe stretcher

2. D696506 - Heel insert

3. D695001 - Insole

4. D695000 - Insole

5. D694999 - Insole

6. D629189 - Heel shields

7. D610446 - Package with anatomically correct product placement window

8. D604033 - Gel insole

9. D592390 - Pair of footwear insoles with air cushioning

10. D586545 - Pair of foot pads

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as of
12/18/2025
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