Growing community of inventors

Orange, CA, United States of America

Derrell Weldy

Average Co-Inventor Count = 2.00

ph-index = 1

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 = 3

Derrell WeldyMark L Hamilton (3 patents)Derrell WeldyDerrell Weldy (3 patents)Mark L HamiltonMark L Hamilton (17 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Westpac Materials (3 from 3 patents)


3 patents:

1. 10293350 - Spray apparatus

2. 9962719 - Spray apparatus

3. 9303416 - Spray apparatus

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as of
12/27/2025
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