Growing community of inventors

Hiratsuka, Japan

Katsumasa Ishii

Average Co-Inventor Count = 3.00

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 = 1

Katsumasa IshiiHiroaki Shibano (1 patent)Katsumasa IshiiIkuma Yusa (1 patent)Katsumasa IshiiKatsumasa Ishii (1 patent)Hiroaki ShibanoHiroaki Shibano (6 patents)Ikuma YusaIkuma Yusa (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Yokohama Rubber Co., Ltd. (1 from 2,760 patents)


1 patent:

1. 10584810 - Hydrogen-dispensing hose

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as of
12/6/2025
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