Growing community of inventors

Ames, IA, United States of America

Howard D Carr

Average Co-Inventor Count = 5.00

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 = 20

Howard D CarrJerald M Vogel (3 patents)Howard D CarrEric Hengstenberg (3 patents)Howard D CarrVinay Dayal (3 patents)Howard D CarrSteven J Winter (3 patents)Howard D CarrHoward D Carr (3 patents)Jerald M VogelJerald M Vogel (8 patents)Eric HengstenbergEric Hengstenberg (3 patents)Vinay DayalVinay Dayal (3 patents)Steven J WinterSteven J Winter (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Knight Rifle, Inc. (2 from 2 patents)

2. Other (1 from 832,680 patents)


3 patents:

1. 7076902 - Firing system for a firearm

2. 6996930 - Retractable face safety for a firearm

3. 6922932 - Action release for a muzzleloader

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as of
12/5/2025
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