Growing community of inventors

Tokyo, Japan

Rie Hirahara

Average Co-Inventor Count = 9.00

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 = 24

Rie Hirahara ↔ Takashi Ito (1 patent)Rie Hirahara ↔ Masahiro Uematsu (1 patent)Rie Hirahara ↔ Yoshiaki Take (1 patent)Rie Hirahara ↔ Makoto Igarashi (1 patent)Rie Hirahara ↔ Masatoshi Fujima (1 patent)Rie Hirahara ↔ Jun Sada (1 patent)Rie Hirahara ↔ Nobumasa Yamazaki (1 patent)Rie Hirahara ↔ Toshihide Togi (1 patent)Rie HiraharaRie Hirahara (1 patent)Takashi ItoTakashi Ito (67 patents)Masahiro UematsuMasahiro Uematsu (12 patents)Yoshiaki TakeYoshiaki Take (11 patents)Makoto IgarashiMakoto Igarashi (6 patents)Masatoshi FujimaMasatoshi Fujima (4 patents)Jun SadaJun Sada (4 patents)Nobumasa YamazakiNobumasa Yamazaki (2 patents)Toshihide TogiToshihide Togi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toppan Printing Co., Ltd. (1 from 1,268 patents)


1 patent:

1. 5201462 - Liquid container

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1/7/2026
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