Growing community of inventors

Santa Rosa, CA, United States of America

Donald Ingram

Average Co-Inventor Count = 3.00

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 = 0

Donald IngramBrian Wade Carlson (1 patent)Donald IngramWilliam Hollender (1 patent)Donald IngramDonald Ingram (1 patent)Brian Wade CarlsonBrian Wade Carlson (3 patents)William HollenderWilliam Hollender (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Keysight Technologies, Inc. (1 from 562 patents)


1 patent:

1. 9572257 - Multi-layered printed circuit board having core layers including indicia

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as of
12/30/2025
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