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San Francisco, CA, United States of America

Alexander Robinson

Average Co-Inventor Count = 2.57

ph-index = 6

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 = 391

Alexander RobinsonMark F Williams (6 patents)Alexander RobinsonJoseph Curtis Taylor (4 patents)Alexander RobinsonAlexander Robinson (6 patents)Mark F WilliamsMark F Williams (57 patents)Joseph Curtis TaylorJoseph Curtis Taylor (33 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Nwt Holdings, LLC. (6 from 6 patents)


6 patents:

1. D824504 - Removable top for a portable vaporizer

2. D800380 - Portable vaporizer

3. D742492 - Removable top for a portable vaporizer

4. D705918 - Portable vaporizer

5. D664636 - Portable vaporizer

6. D656230 - Removable top for a portable vaporizer

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as of
1/14/2026
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