Growing community of inventors

Amagasaki, Japan

Yoong-koo Hong

Average Co-Inventor Count = 2.00

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 = 11

Yoong-koo Hong ↔ Toshiko Nakagawa (1 patent)Yoong-koo HongYoong-koo Hong (1 patent)Toshiko NakagawaToshiko Nakagawa (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mec Company Ltd. (1 from 58 patents)


1 patent:

1. 5885476 - Composition for microetching copper or copper alloy

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as of
12/17/2025
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