Growing community of inventors

Tokyo, Japan

Hiroko Tsuda

Average Co-Inventor Count = 2.77

ph-index = 2

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 = 23

Hiroko TsudaMasaki Shimizu (15 patents)Hiroko TsudaTakashi Komori (1 patent)Hiroko TsudaAkira Shigeta (1 patent)Hiroko TsudaToshiya Ono (1 patent)Hiroko TsudaAtsushi Tomokuni (1 patent)Hiroko TsudaYasuyuki Murase (4 patents)Hiroko TsudaMasayoshi Aoshima (1 patent)Hiroko TsudaHidenobu Koyanagi (1 patent)Hiroko TsudaHiroko Tsuda (3 patents)Masaki ShimizuMasaki Shimizu (15 patents)Takashi KomoriTakashi Komori (14 patents)Akira ShigetaAkira Shigeta (8 patents)Toshiya OnoToshiya Ono (6 patents)Atsushi TomokuniAtsushi Tomokuni (4 patents)Yasuyuki MuraseYasuyuki Murase (4 patents)Masayoshi AoshimaMasayoshi Aoshima (3 patents)Hidenobu KoyanagiHidenobu Koyanagi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Corporation (3 from 3,602 patents)


3 patents:

1. 6509304 - Fiber-containing detergent composition

2. 5972877 - Detergent composition comprising crystals of a neutral salt of an

3. 5380455 - Detergent composition

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as of
12/28/2025
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