Growing community of inventors

Overland Park, KS, United States of America

David Allen Mullin

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 = 24

David Allen MullinMichael L Vandemark (1 patent)David Allen MullinThomas B Banks (1 patent)David Allen MullinMichael Ray Schupp (1 patent)David Allen MullinWallace Allan Yeskie (1 patent)David Allen MullinDavid Allen Mullin (1 patent)Michael L VandemarkMichael L Vandemark (5 patents)Thomas B BanksThomas B Banks (4 patents)Michael Ray SchuppMichael Ray Schupp (1 patent)Wallace Allan YeskieWallace Allan Yeskie (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hallmark Cards, Inc. (1 from 233 patents)


1 patent:

1. 5993048 - Personalized greeting card system

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as of
12/19/2025
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