Growing community of inventors

Columbus, OH, United States of America

Christopher L Demas

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 = 0

Christopher L Demas ↔ Robert A Grimm (1 patent)Christopher L Demas ↔ Neil A Randen (1 patent)Christopher L DemasChristopher L Demas (1 patent)Robert A GrimmRobert A Grimm (22 patents)Neil A RandenNeil A Randen (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ashland Oil, Inc. (1 from 632 patents)


1 patent:

1. 4071554 - Method for the preparation of N,N-dialkyl hydrazides

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as of
12/28/2025
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