Growing community of inventors

Chicago, IL, United States of America

Markus T Esch

Average Co-Inventor Count = 2.00

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 = 12

Markus T Esch ↔ Evan A Fulford (1 patent)Markus T EschMarkus T Esch (1 patent)Evan A FulfordEvan A Fulford (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Elkay Manufacturing Company (1 from 162 patents)


1 patent:

1. D581486 - Faucet spray

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1/3/2026
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