Growing community of inventors

Rochester Hills, MI, United States of America

Lewis B Duff

Average Co-Inventor Count = 5.00

ph-index = 2

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 = 21

Lewis B DuffGerald O Morrison (2 patents)Lewis B DuffIris Drew (2 patents)Lewis B DuffEric Hoisington (2 patents)Lewis B DuffJames F Ventimiglia (2 patents)Lewis B DuffLewis B Duff (2 patents)Gerald O MorrisonGerald O Morrison (19 patents)Iris DrewIris Drew (7 patents)Eric HoisingtonEric Hoisington (2 patents)James F VentimigliaJames F Ventimiglia (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lear Corporation (2 from 2,351 patents)


2 patents:

1. 6823628 - Modular vehicle door assembly

2. 6493919 - Modular vehicle door and method of assembly

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12/29/2025
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