Growing community of inventors

Hiratsuka, Japan

Hidefumi Doi

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 = 0

Hidefumi Doi ↔ Masahiro Hirano (1 patent)Hidefumi DoiHidefumi Doi (1 patent)Masahiro HiranoMasahiro Hirano (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Yokohama Rubber Co., Ltd. (1 from 2,767 patents)


1 patent:

1. 10857835 - Pneumatic tire and method for manufacturing the same

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1/13/2026
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