Growing community of inventors

Plainfield, IL, United States of America

Granville L Smyser

Average Co-Inventor Count = 1.50

ph-index = 3

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 = 19

Granville L SmyserGary T Brooks (1 patent)Granville L SmyserJohn A Cengel (1 patent)Granville L SmyserGranville L Smyser (3 patents)Gary T BrooksGary T Brooks (23 patents)John A CengelJohn A Cengel (14 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Standard Oil Company (indiana) (2 from 1,055 patents)

2. Amoco Corporation (1 from 1,528 patents)


3 patents:

1. 4963627 - Injection moldable blends of poly(etherketones) and polyamide-imides

2. 4746327 - Ethylene-unsaturated, ester-substituted olefin terpolymer flow improvers

3. 4455244 - Oxidized mannich condensation product

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as of
12/17/2025
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