Growing community of inventors

Beverly, MA, United States of America

Douglas H Crowell

Average Co-Inventor Count = 3.00

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 = 40

Douglas H CrowellAlbert I Morse (4 patents)Douglas H CrowellJohn F Martin (3 patents)Douglas H CrowellAndrew J Gilbride (1 patent)Douglas H CrowellRobert C Simmonds, Jr (1 patent)Douglas H CrowellThomas G Brophy (1 patent)Douglas H CrowellJohn G Hollick (1 patent)Douglas H CrowellLawrence P Ciccia (1 patent)Douglas H CrowellThomas J Gilligan, Iii (1 patent)Douglas H CrowellLarry L Holland (1 patent)Douglas H CrowellGordon Judson Graham (1 patent)Douglas H CrowellDouglas H Crowell (7 patents)Albert I MorseAlbert I Morse (15 patents)John F MartinJohn F Martin (14 patents)Andrew J GilbrideAndrew J Gilbride (14 patents)Robert C Simmonds, JrRobert C Simmonds, Jr (10 patents)Thomas G BrophyThomas G Brophy (6 patents)John G HollickJohn G Hollick (5 patents)Lawrence P CicciaLawrence P Ciccia (5 patents)Thomas J Gilligan, IiiThomas J Gilligan, Iii (3 patents)Larry L HollandLarry L Holland (3 patents)Gordon Judson GrahamGordon Judson Graham (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Usm Corporation (5 from 532 patents)

2. Dvsg Patent Verwaltungs Gmbh (2 from 8 patents)


7 patents:

1. 4734150 - Shoe substrate reinforcing machine

2. 4731152 - Shoe substrate reinforcing machine

3. 4681650 - Powder reinforcing laminate apparatus

4. 4520751 - Receiving belt mechanism

5. 4502411 - Clamping mechanism for a powder reinforcing machine

6. 4116097 - Cutting machine incorporating means for transferring cut parts and scrap

7. 3953280 - Tear seal apparatus

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as of
1/3/2026
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