Growing community of inventors

Kanagawa, Japan

Nobuyoshi Umeniwa

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 = 2

Nobuyoshi Umeniwa ↔ Yuji Tanaka (1 patent)Nobuyoshi Umeniwa ↔ Masahito Kuramitsu (1 patent)Nobuyoshi Umeniwa ↔ Yoshimasa Matsuura (1 patent)Nobuyoshi UmeniwaNobuyoshi Umeniwa (1 patent)Yuji TanakaYuji Tanaka (15 patents)Masahito KuramitsuMasahito Kuramitsu (5 patents)Yoshimasa MatsuuraYoshimasa Matsuura (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Kasei Kogyo Kabushiki Kaisha (1 from 1,297 patents)


1 patent:

1. 5993723 - Injection compression molding method

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12/19/2025
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