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Hacienda Heights, CA, United States of America

Richard L Hartman

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 = 9

Richard L Hartman ↔ James A York (1 patent)Richard L Hartman ↔ Max M Aydelott (1 patent)Richard L HartmanRichard L Hartman (1 patent)James A YorkJames A York (4 patents)Max M AydelottMax M Aydelott (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Smith Engineering Company (1 from 11 patents)

2. Hartman, Richard L. (0 patent)


1 patent:

1. 4103738 - Replaceable inlet means for heat exchanger

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12/13/2025
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