Growing community of inventors

Carlsbad, CA, United States of America

Winthrop Cramer

Average Co-Inventor Count = 2.00

ph-index = 4

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 = 91

Winthrop CramerReed Patrick Crawford (4 patents)Winthrop CramerJustin Liu (3 patents)Winthrop CramerWinthrop Cramer (7 patents)Reed Patrick CrawfordReed Patrick Crawford (4 patents)Justin LiuJustin Liu (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Peag, LLC (7 from 7 patents)


7 patents:

1. 11051095 - Charging case with a built-in USB cable

2. 10558424 - Speaker device with equalization control

3. 10394521 - Speaker device with equalization tool

4. D852784 - Wireless pair of earbuds

5. 9949014 - Wireless pair of earbuds

6. D750600 - Pair of earbuds

7. D743948 - Pair of earbuds

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as of
12/26/2025
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