Growing community of inventors

Sterling Heights, MI, United States of America

Spencer W Chamberlain

Average Co-Inventor Count = 2.61

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

Spencer W ChamberlainPaul W Alexander (2 patents)Spencer W ChamberlainJoseph F Szczerba (2 patents)Spencer W ChamberlainMary Ellen DeCaluwe (2 patents)Spencer W ChamberlainLouise E Stauffer (2 patents)Spencer W ChamberlainDavid R Fischer (2 patents)Spencer W ChamberlainJim K Rainbolt (2 patents)Spencer W ChamberlainJoseph Neighbors (2 patents)Spencer W ChamberlainSandra N Thomson (2 patents)Spencer W ChamberlainJoseph Bilderbeck (2 patents)Spencer W ChamberlainAnn K Duffy (2 patents)Spencer W ChamberlainDorel M Sala (1 patent)Spencer W ChamberlainRoy J Mathieu (1 patent)Spencer W ChamberlainWade W Bryant (1 patent)Spencer W ChamberlainKi Hyun Ahn (1 patent)Spencer W ChamberlainRobert C Jablonski (1 patent)Spencer W ChamberlainJanet S Goings (1 patent)Spencer W ChamberlainWilliam J Ochalek (1 patent)Spencer W ChamberlainSpencer W Chamberlain (5 patents)Paul W AlexanderPaul W Alexander (187 patents)Joseph F SzczerbaJoseph F Szczerba (173 patents)Mary Ellen DeCaluweMary Ellen DeCaluwe (10 patents)Louise E StaufferLouise E Stauffer (8 patents)David R FischerDavid R Fischer (7 patents)Jim K RainboltJim K Rainbolt (6 patents)Joseph NeighborsJoseph Neighbors (5 patents)Sandra N ThomsonSandra N Thomson (4 patents)Joseph BilderbeckJoseph Bilderbeck (3 patents)Ann K DuffyAnn K Duffy (2 patents)Dorel M SalaDorel M Sala (45 patents)Roy J MathieuRoy J Mathieu (27 patents)Wade W BryantWade W Bryant (25 patents)Ki Hyun AhnKi Hyun Ahn (14 patents)Robert C JablonskiRobert C Jablonski (8 patents)Janet S GoingsJanet S Goings (7 patents)William J OchalekWilliam J Ochalek (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Gm Global Technolgoy Operations, Inc. (5 from 30,943 patents)


5 patents:

1. 11361559 - System and method for cargo management in a motor vehicle

2. 10040432 - Systems and methods for promoting cleanliness of a vehicle

3. 9855926 - Systems and methods for promoting cleanliness of a vehicle

4. 9238553 - Powered curb ramp tugger lift

5. 9201926 - Integrated travel services

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as of
12/7/2025
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