Growing community of inventors

Arlington, VA, United States of America

David H Hanson

Average Co-Inventor Count = 2.40

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 = 9

David H HansonBrian P Hanson (2 patents)David H HansonStanislav Torgovitsky (1 patent)David H HansonDavid H Hanson (2 patents)Brian P HansonBrian P Hanson (2 patents)Stanislav TorgovitskyStanislav Torgovitsky (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 832,891 patents)


2 patents:

1. 6527871 - Wet weather vision improvement system and method for video and television camera, and other viewing and imaging equipment

2. 6413324 - Wet weather vision improvement system and method for open cockpit racing and for other application

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as of
12/30/2025
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