Growing community of inventors

Lewiston, ID, United States of America

Frederick Frees

Average Co-Inventor Count = 5.00

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 = 9

Frederick Frees ↔ Lawrence Peter Head (2 patents)Frederick Frees ↔ Shawn D Fitzsimonds (2 patents)Frederick Frees ↔ David M Laska (2 patents)Frederick Frees ↔ Richard D Hurt (1 patent)Frederick Frees ↔ Richard D Hurt (1 patent)Frederick FreesFrederick Frees (2 patents)Lawrence Peter HeadLawrence Peter Head (32 patents)Shawn D FitzsimondsShawn D Fitzsimonds (8 patents)David M LaskaDavid M Laska (6 patents)Richard D HurtRichard D Hurt (7 patents)Richard D HurtRichard D Hurt (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vista Outdoor Operations LLC (1 from 219 patents)

2. Federal Cartridge Company (1 from 43 patents)


2 patents:

1. 12259225 - Handgun cartridge with shear groove bullet

2. 11268791 - Handgun cartridge with shear groove bullet

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idiyas.com
as of
1/19/2026
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