Growing community of inventors

Houston, TX, United States of America

Steven Frederick Koch

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 = 16

Steven Frederick Koch ↔ Troy H Scriven (1 patent)Steven Frederick Koch ↔ Gary Don Edmiaston (1 patent)Steven Frederick Koch ↔ Alice A Crowder (1 patent)Steven Frederick KochSteven Frederick Koch (1 patent)Troy H ScrivenTroy H Scriven (4 patents)Gary Don EdmiastonGary Don Edmiaston (1 patent)Alice A CrowderAlice A Crowder (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pennzoil-Quaker State Company (1 from 15 patents)


1 patent:

1. D422919 - Bottle

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as of
1/16/2026
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