Growing community of inventors

Bedford, TX, United States of America

John W Gardiner

Average Co-Inventor Count = 3.16

ph-index = 5

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 = 47

John W GardinerHarold P Dahlgren (5 patents)John W GardinerJames E Taylor (4 patents)John W GardinerWilliam A Sullivan (1 patent)John W GardinerJesse L Lowdermilk (1 patent)John W GardinerJohn W Gardiner (5 patents)Harold P DahlgrenHarold P Dahlgren (21 patents)James E TaylorJames E Taylor (13 patents)William A SullivanWilliam A Sullivan (12 patents)Jesse L LowdermilkJesse L Lowdermilk (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (4 from 832,843 patents)

2. Dahlgren Manufacturing Company, Inc. (1 from 7 patents)


5 patents:

1. 4567824 - Planetary conveyor system

2. 4533563 - Coating method

3. 4453463 - Inking systems

4. 4444147 - Coating apparatus

5. 4373442 - Portable ink fountain

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as of
12/29/2025
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