Growing community of inventors

Howell, MI, United States of America

Marvin Plotzka

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 = 17

Marvin PlotzkaHenry J Nykiel (1 patent)Marvin PlotzkaJohn Acker (1 patent)Marvin PlotzkaClayton E Miner (1 patent)Marvin PlotzkaMarvin Plotzka (1 patent)Henry J NykielHenry J Nykiel (6 patents)John AckerJohn Acker (4 patents)Clayton E MinerClayton E Miner (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gm Global Technolgoy Operations, Inc. (1 from 30,982 patents)


1 patent:

1. 6874839 - Vehicle endgate with integral door

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as of
12/20/2025
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