Growing community of inventors

Copley, OH, United States of America

Lei Zhou

Average Co-Inventor Count = 3.00

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 = 57

Lei Zhou ↔ George F Schaefer (3 patents)Lei Zhou ↔ David H Paul (2 patents)Lei Zhou ↔ William W Knickmeyer (2 patents)Lei ZhouLei Zhou (3 patents)George F SchaeferGeorge F Schaefer (6 patents)David H PaulDavid H Paul (3 patents)William W KnickmeyerWilliam W Knickmeyer (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ferro Corporation (3 from 425 patents)


3 patents:

1. 6811722 - Glycerin triester plasticizer

2. 6740254 - Glycerin triester plasticizer

3. 6652774 - Glycerin triester plasticizer

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as of
12/12/2025
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