Growing community of inventors

Saint Paul, MN, United States of America

John D Mayhew

Average Co-Inventor Count = 2.00

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 = 171

John D MayhewAmy L Lauer (5 patents)John D MayhewJohn D Mayhew (5 patents)Amy L LauerAmy L Lauer (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Target Brands, Inc. (5 from 1,989 patents)


5 patents:

1. 8397407 - Gift card assembly with sticker and associated methods

2. 7891122 - Personalized financial transaction cards and methods

3. 7409788 - Personalized financial transaction cards and methods

4. D523076 - Financial transaction card

5. D505450 - Credit or stored value card with wood layer

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as of
12/18/2025
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