Growing community of inventors

San Francisco, CA, United States of America

Clifford James MacDonald

Average Co-Inventor Count = 7.00

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 = 6

Clifford James MacDonaldMark Dennis Levitt (2 patents)Clifford James MacDonaldVinodan Karthikeya Lingham (2 patents)Clifford James MacDonaldMichael Paul Brewer (2 patents)Clifford James MacDonaldMichael Jonathan Gaylord (2 patents)Clifford James MacDonaldJames George McMillan (2 patents)Clifford James MacDonaldMargaret Grobler (2 patents)Clifford James MacDonaldClifford James MacDonald (2 patents)Mark Dennis LevittMark Dennis Levitt (89 patents)Vinodan Karthikeya LinghamVinodan Karthikeya Lingham (20 patents)Michael Paul BrewerMichael Paul Brewer (2 patents)Michael Jonathan GaylordMichael Jonathan Gaylord (2 patents)James George McMillanJames George McMillan (2 patents)Margaret GroblerMargaret Grobler (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Gift Solutions LLC (1 from 2 patents)

2. Gyft, Inc. (1 from 1 patent)


2 patents:

1. 10621643 - Systems and methods for digital gift card selection

2. 9117237 - System, method, and medium for digital gift card selection

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as of
1/4/2026
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