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Pleasant Plain, OH, United States of America

David W Koch

Average Co-Inventor Count = 3.00

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 = 4

David W KochNripendra Nath Das (2 patents)David W KochW Michael Gmerek, Jr (2 patents)David W KochDavid W Koch (2 patents)Nripendra Nath DasNripendra Nath Das (41 patents)W Michael Gmerek, JrW Michael Gmerek, Jr (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. General Electric Company (2 from 51,907 patents)


2 patents:

1. 7575637 - Methods and apparatus for turbine engine component coating

2. 7122224 - Methods and apparatus for turbine engine component coating

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as of
12/25/2025
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