Growing community of inventors

Toyonaka, Japan

Sumiko Okamoto

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 = 10

Sumiko OkamotoSeiji Takubo (1 patent)Sumiko OkamotoMasayoshi Shinjo (1 patent)Sumiko OkamotoYasuko Katakura (1 patent)Sumiko OkamotoSumiko Okamoto (1 patent)Seiji TakuboSeiji Takubo (13 patents)Masayoshi ShinjoMasayoshi Shinjo (12 patents)Yasuko KatakuraYasuko Katakura (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daikin Industries, Ltd. (1 from 4,281 patents)


1 patent:

1. 4962156 - Water- and oil-repellent composition

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1/2/2026
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