Growing community of inventors

Carmel, IN, United States of America

David B Barnes

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 = 5

David B BarnesJan A Wisler (1 patent)David B BarnesJohn M Luallin (1 patent)David B BarnesJoseph C Ballman (1 patent)David B BarnesDavid B Barnes (1 patent)Jan A WislerJan A Wisler (11 patents)John M LuallinJohn M Luallin (7 patents)Joseph C BallmanJoseph C Ballman (2 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. 5497298 - Headlamp assembly with coil spring bulb shield

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as of
1/19/2026
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