Growing community of inventors

Wakayama, Japan

Keiji Arimatsu

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 = 8

Keiji Arimatsu ↔ Fujihisa Matsunaga (1 patent)Keiji Arimatsu ↔ Shunji Yago (1 patent)Keiji Arimatsu ↔ Takashi Kakiuchi (1 patent)Keiji ArimatsuKeiji Arimatsu (1 patent)Fujihisa MatsunagaFujihisa Matsunaga (23 patents)Shunji YagoShunji Yago (2 patents)Takashi KakiuchiTakashi Kakiuchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honshu Chemical Industry Co., Ltd. (1 from 57 patents)


1 patent:

1. 5847237 - Catalyst for ortho-alkylation of phenols, a precursor thereof, and

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12/12/2025
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