Growing community of inventors

Whittier, CA, United States of America

James E Headley

Average Co-Inventor Count = 1.33

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 = 17

James E HeadleyJay Smith, Iii (1 patent)James E HeadleyRobert A Nordmeyer (1 patent)James E HeadleyWilliam R Limburg (1 patent)James E HeadleyJames E Headley (3 patents)Jay Smith, IiiJay Smith, Iii (39 patents)Robert A NordmeyerRobert A Nordmeyer (4 patents)William R LimburgWilliam R Limburg (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. J. B. Engineering Co., Inc. (2 from 2 patents)

2. Other (1 from 832,891 patents)


3 patents:

1. 5346298 - Cartridge retaining means

2. 5193891 - Cartridge retaining means

3. 4437738 - Optical rollfiche reader

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12/31/2025
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