Growing community of inventors

Thurmont, MD, United States of America

E Douglas Ramsburg

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 135

E Douglas RamsburgJohn L Wantz (1 patent)E Douglas RamsburgStephen R Nassoiy (1 patent)E Douglas RamsburgJeffrey S Walter (1 patent)E Douglas RamsburgGerald C Krahn (1 patent)E Douglas RamsburgRalph F Irelan, Jr (1 patent)E Douglas RamsburgEric Patterson (1 patent)E Douglas RamsburgDennis V Zutant (1 patent)E Douglas RamsburgE Douglas Ramsburg (2 patents)John L WantzJohn L Wantz (4 patents)Stephen R NassoiyStephen R Nassoiy (2 patents)Jeffrey S WalterJeffrey S Walter (2 patents)Gerald C KrahnGerald C Krahn (2 patents)Ralph F Irelan, JrRalph F Irelan, Jr (2 patents)Eric PattersonEric Patterson (2 patents)Dennis V ZutantDennis V Zutant (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Moore Business Forms, Inc. (2 from 507 patents)


2 patents:

1. 5667247 - Telephone debit card production

2. 5650209 - Manufacture of telephone debit cards

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as of
12/20/2025
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