Growing community of inventors

Malibu, CA, United States of America

David Mortell

Average Co-Inventor Count = 3.00

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 = 15

David MortellLawrence A Bernstein (1 patent)David MortellMark Andersen (1 patent)David MortellDavid Mortell (1 patent)Lawrence A BernsteinLawrence A Bernstein (11 patents)Mark AndersenMark Andersen (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Protector Development (1 from 2 patents)


1 patent:

1. 5632048 - Protector hearing helmet

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as of
1/18/2026
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