Growing community of inventors

Yokohama, Japan

Etsuo Otake

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 = 5

Etsuo Otake ↔ Tetuo Kanematu (1 patent)Etsuo Otake ↔ Hiromu Yokota (1 patent)Etsuo Otake ↔ Mamoru Kimura (1 patent)Etsuo OtakeEtsuo Otake (1 patent)Tetuo KanematuTetuo Kanematu (4 patents)Hiromu YokotaHiromu Yokota (2 patents)Mamoru KimuraMamoru Kimura (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daicel Chemical Industries, Ltd. (1 from 1,165 patents)


1 patent:

1. 4521251 - Low-melting glass paste and cellulose nitrate therefor

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as of
12/20/2025
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