Growing community of inventors

Hale, MI, United States of America

Harold A Haven

Average Co-Inventor Count = 2.00

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 = 12

Harold A Haven ↔ John A Stewart (1 patent)Harold A HavenHarold A Haven (1 patent)John A StewartJohn A Stewart (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gm Global Technolgoy Operations, Inc. (1 from 31,085 patents)


1 patent:

1. 4004271 - Low tire pressure warning system

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1/16/2026
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