Growing community of inventors

Encinitas, CA, United States of America

Samuel D Y Marcus

Average Co-Inventor Count = 7.00

ph-index = 2

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 = 141

Samuel D Y MarcusJohn R Tuttle (2 patents)Samuel D Y MarcusMichael L Beigel (2 patents)Samuel D Y MarcusWalter W Mosher, Jr (2 patents)Samuel D Y MarcusH Clark Bell (2 patents)Samuel D Y MarcusOswaldo Penuela (2 patents)Samuel D Y MarcusDavid E Wang (2 patents)Samuel D Y MarcusSamuel D Y Marcus (2 patents)John R TuttleJohn R Tuttle (186 patents)Michael L BeigelMichael L Beigel (37 patents)Walter W Mosher, JrWalter W Mosher, Jr (15 patents)H Clark BellH Clark Bell (6 patents)Oswaldo PenuelaOswaldo Penuela (6 patents)David E WangDavid E Wang (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,891 patents)

2. Precision Dynamics Corporation (1 from 91 patents)


2 patents:

1. 7849619 - Enhanced identification appliance for verifying and authenticating the bearer through biometric data

2. 7204425 - Enhanced identification appliance

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as of
12/31/2025
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