Growing community of inventors

Kyoto, Japan

Kazuhiko Irisawa

Average Co-Inventor Count = 1.50

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

Kazuhiko IrisawaMakoto Setoyama (1 patent)Kazuhiko IrisawaHideo Yanashima (1 patent)Kazuhiko IrisawaKazuhiko Irisawa (2 patents)Makoto SetoyamaMakoto Setoyama (34 patents)Hideo YanashimaHideo Yanashima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissin Electric Co., Ltd. (2 from 173 patents)

2. Nippon Itf, Inc (1 from 11 patents)


2 patents:

1. 12142504 - Substrate holding device

2. 6998034 - Vacuum arc deposition apparatus

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as of
1/3/2026
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