Growing community of inventors

Tokyo, Japan

Masayoshi Ehara

Average Co-Inventor Count = 3.00

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 = 1

Masayoshi EharaChristine Cajan (2 patents)Masayoshi EharaSabine Schmid (2 patents)Masayoshi EharaMasayoshi Ehara (2 patents)Christine CajanChristine Cajan (9 patents)Sabine SchmidSabine Schmid (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Germany Gmbh (2 from 119 patents)


2 patents:

1. 10751275 - Hair treatment method

2. 9592191 - Hair treatment method

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1/5/2026
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