Growing community of inventors

Mason, OH, United States of America

Lei Zhao

Average Co-Inventor Count = 4.00

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

Lei Zhao ↔ Kevin Phifer (1 patent)Lei Zhao ↔ Wael Boutros (1 patent)Lei Zhao ↔ Mathieu Gervais (1 patent)Lei ZhaoLei Zhao (1 patent)Kevin PhiferKevin Phifer (3 patents)Wael BoutrosWael Boutros (2 patents)Mathieu GervaisMathieu Gervais (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao USA Inc. (1 from 33 patents)


1 patent:

1. 11975084 - Composition for application to a surface of skin of a user

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as of
12/20/2025
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