Growing community of inventors

Laguna Niguel, CA, United States of America

Roger C Ackerman

Average Co-Inventor Count = 1.71

ph-index = 3

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 = 48

Roger C AckermanKenneth A Tarlow (1 patent)Roger C AckermanEric Dennison (1 patent)Roger C AckermanEric H Dennison (1 patent)Roger C AckermanRobert B Jones (1 patent)Roger C AckermanRoger C Ackerman (3 patents)Kenneth A TarlowKenneth A Tarlow (50 patents)Eric DennisonEric Dennison (1 patent)Eric H DennisonEric H Dennison (1 patent)Robert B JonesRobert B Jones (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,912 patents)

2. Pacific West Industries (1 from 1 patent)

3. Ackerman; Roger C. (1 from 1 patent)


3 patents:

1. 5191314 - Combination anti-theft lock and alarm

2. D331719 - Hand-held electronic alarm

3. 5131094 - Visor

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as of
1/12/2026
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