Growing community of inventors

Mound, MN, United States of America

Charles Ray Frigard

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 = 24

Charles Ray Frigard ↔ Gregory C Brew (1 patent)Charles Ray Frigard ↔ Richard J Christoph (1 patent)Charles Ray FrigardCharles Ray Frigard (1 patent)Gregory C BrewGregory C Brew (20 patents)Richard J ChristophRichard J Christoph (18 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Indian Motorcycle International, LLC (1 from 69 patents)


1 patent:

1. D732436 - Two-wheeled vehicle

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12/8/2025
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