Growing community of inventors

Wako, Japan

Masahiro Kumada

Average Co-Inventor Count = 2.00

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 = 11

Masahiro Kumada ↔ Takashi Shigihara (1 patent)Masahiro Kumada ↔ Tomokazu Miyazawa (1 patent)Masahiro KumadaMasahiro Kumada (2 patents)Takashi ShigiharaTakashi Shigihara (12 patents)Tomokazu MiyazawaTomokazu Miyazawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Motor Co., Ltd. (2 from 21,927 patents)


2 patents:

1. D725002 - Motorcycle or motorcycle replica

2. D713238 - Key

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as of
1/5/2026
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