Growing community of inventors

Chiba, Japan

Itsuji Yoshikawa

Average Co-Inventor Count = 6.00

ph-index = 2

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 = 26

Itsuji YoshikawaYoshihiro Izumi (2 patents)Itsuji YoshikawaYoshimasa Chikama (2 patents)Itsuji YoshikawaMasaaki Ishikawa (2 patents)Itsuji YoshikawaSatoshi Kawashima (2 patents)Itsuji YoshikawaTakaharu Hashimoto (2 patents)Itsuji YoshikawaItsuji Yoshikawa (2 patents)Yoshihiro IzumiYoshihiro Izumi (106 patents)Yoshimasa ChikamaYoshimasa Chikama (45 patents)Masaaki IshikawaMasaaki Ishikawa (4 patents)Satoshi KawashimaSatoshi Kawashima (3 patents)Takaharu HashimotoTakaharu Hashimoto (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 833,002 patents)


2 patents:

1. 6798032 - Metal film pattern and manufacturing method thereof

2. 6627544 - Method of making a metal film pattern

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1/21/2026
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