Growing community of inventors

Thousand Oaks, CA, United States of America

John R Petersen

Average Co-Inventor Count = 4.00

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 = 16

John R PetersenRobert A DeMars (1 patent)John R PetersenSpencer L Mackay (1 patent)John R PetersenAlan D Crawford (1 patent)John R PetersenJohn R Petersen (1 patent)Robert A DeMarsRobert A DeMars (109 patents)Spencer L MackaySpencer L Mackay (45 patents)Alan D CrawfordAlan D Crawford (27 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Original Ideas, Inc. (1 from 34 patents)


1 patent:

1. 7228792 - Cooker with latching drip tray for selectively opening and closing grease dispensing apertures in cooking pan

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as of
12/31/2025
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