Growing community of inventors

Hirakata, Japan

Hiroshi Yamada

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 = 11

Hiroshi Yamada ↔ Takehide Takemura (1 patent)Hiroshi YamadaHiroshi Yamada (1 patent)Takehide TakemuraTakehide Takemura (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Industrial Co., Ltd. (1 from 27,375 patents)


1 patent:

1. 4443945 - Electric micrometer

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as of
12/17/2025
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