Growing community of inventors

Iwata, Japan

Masaki Yoshikawa

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 = 1

Masaki Yoshikawa ↔ Hironao Takahashi (1 patent)Masaki YoshikawaMasaki Yoshikawa (1 patent)Hironao TakahashiHironao Takahashi (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yamaha Hatsudoki Kabushiki Kaisha (1 from 4,237 patents)


1 patent:

1. 6035821 - Cam shaft for engine

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as of
12/20/2025
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