Growing community of inventors

Clark, NJ, United States of America

Guifeng Li

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 = 6

Guifeng Li ↔ Joseph P Hartley (2 patents)Guifeng Li ↔ Tushar Kanti Bera (2 patents)Guifeng Li ↔ Gabriele Candido (2 patents)Guifeng Li ↔ Christina Gulacsy (2 patents)Guifeng Li ↔ Christina Elizabeth Gulacsy (0 patent)Guifeng Li ↔ Tushar K Bera (1 patent)Guifeng Li ↔ Christina E Gulacsy (1 patent)Guifeng Li ↔ Christina Gulacsy (1 patent)Guifeng Li ↔ Joseph Peter Hartley (0 patent)Guifeng LiGuifeng Li (2 patents)Joseph P HartleyJoseph P Hartley (12 patents)Tushar Kanti BeraTushar Kanti Bera (12 patents)Gabriele CandidoGabriele Candido (2 patents)Christina GulacsyChristina Gulacsy (2 patents)Christina Elizabeth GulacsyChristina Elizabeth Gulacsy (0 patent)Tushar K BeraTushar K Bera (5 patents)Christina E GulacsyChristina E Gulacsy (1 patent)Christina GulacsyChristina Gulacsy (2 patents)Joseph Peter HartleyJoseph Peter Hartley (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Infineum International Limited (2 from 230 patents)


2 patents:

1. 9969950 - Lubricating oil compositions containing sterically hindered amines as ashless TBN sourcces

2. 9145530 - Lubricating oil compositions containing sterically hindered amines as ashless TBN sources

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as of
1/10/2026
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