Growing community of inventors

Oita, Japan

Koichi Sekiya

Average Co-Inventor Count = 5.00

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 = 3

Koichi Sekiya ↔ Hisayoshi Yanagihara (1 patent)Koichi Sekiya ↔ Hirotoshi Takahashi (1 patent)Koichi Sekiya ↔ Yasushi Kuroda (1 patent)Koichi Sekiya ↔ Shinya Waki (1 patent)Koichi SekiyaKoichi Sekiya (1 patent)Hisayoshi YanagiharaHisayoshi Yanagihara (10 patents)Hirotoshi TakahashiHirotoshi Takahashi (6 patents)Yasushi KurodaYasushi Kuroda (4 patents)Shinya WakiShinya Waki (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan Polyolefins Co., Ltd. (1 from 29 patents)


1 patent:

1. 5885920 - Process for producing catalyst carrier for olefin polymerization

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12/21/2025
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