Growing community of inventors

Pasadena, TX, United States of America

Darrell Sutherland

Average Co-Inventor Count = 5.00

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 = 3

Darrell Sutherland ↔ Frank F McKay (1 patent)Darrell Sutherland ↔ Michael Rombs (1 patent)Darrell Sutherland ↔ C Monroe Copeland (1 patent)Darrell Sutherland ↔ John M Noreyko (1 patent)Darrell SutherlandDarrell Sutherland (1 patent)Frank F McKayFrank F McKay (2 patents)Michael RombsMichael Rombs (1 patent)C Monroe CopelandC Monroe Copeland (1 patent)John M NoreykoJohn M Noreyko (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lyondell Petrochemical Company (1 from 20 patents)


1 patent:

1. 5275718 - Lubricant base oil processing

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1/11/2026
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