Growing community of inventors

Reading, MA, United States of America

Joseph Paul Hafer

Average Co-Inventor Count = 4.00

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 = 2

Joseph Paul Hafer ↔ Neal Ennis Brenner (1 patent)Joseph Paul Hafer ↔ Brian Joseph Leach (1 patent)Joseph Paul Hafer ↔ Joseph D McCabe (1 patent)Joseph Paul HaferJoseph Paul Hafer (1 patent)Neal Ennis BrennerNeal Ennis Brenner (20 patents)Brian Joseph LeachBrian Joseph Leach (4 patents)Joseph D McCabeJoseph D McCabe (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Xl Hybrids (1 from 27 patents)


1 patent:

1. 9259999 - Motor integration assembly

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12/17/2025
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