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Pomfret Center, CT, United States of America

Katsumi Shimizu

Average Co-Inventor Count = 2.86

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 = 5

Katsumi Shimizu ↔ Shigeru Kishida (1 patent)Katsumi Shimizu ↔ Yoshiaki Kawasaki (1 patent)Katsumi Shimizu ↔ Mark George LePage (1 patent)Katsumi Shimizu ↔ LaFrancia S Weaver (1 patent)Katsumi Shimizu ↔ Shoji Takekawa (1 patent)Katsumi ShimizuKatsumi Shimizu (2 patents)Shigeru KishidaShigeru Kishida (12 patents)Yoshiaki KawasakiYoshiaki Kawasaki (5 patents)Mark George LePageMark George LePage (4 patents)LaFrancia S WeaverLaFrancia S Weaver (2 patents)Shoji TakekawaShoji Takekawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. U.S. Cosmetics Corporation (2 from 9 patents)


2 patents:

1. 9011893 - Aluminum hydroxide pigments having improved coloring capability

2. 8894981 - Water base slurry composition for cosmetic products and methods of use

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as of
12/20/2025
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