Growing community of inventors

Atsugi, Japan

Masahiro Hirano

Average Co-Inventor Count = 6.00

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 = 12

Masahiro Hirano ↔ Sadahiro Ohyama (1 patent)Masahiro Hirano ↔ Jiro Nakano (1 patent)Masahiro Hirano ↔ Noriaki Sekine (1 patent)Masahiro Hirano ↔ Yasumi Ushikubo (1 patent)Masahiro Hirano ↔ Tetsuya Takahashi (1 patent)Masahiro HiranoMasahiro Hirano (1 patent)Sadahiro OhyamaSadahiro Ohyama (5 patents)Jiro NakanoJiro Nakano (3 patents)Noriaki SekineNoriaki Sekine (3 patents)Yasumi UshikuboYasumi Ushikubo (2 patents)Tetsuya TakahashiTetsuya Takahashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsumi Electric Company Ltd. (1 from 1,572 patents)


1 patent:

1. 5119272 - Circuit board and method of producing circuit board

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as of
1/6/2026
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