Growing community of inventors

Oyama, Japan

Hiroki Tanaka

Average Co-Inventor Count = 5.00

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

Hiroki Tanaka ↔ Yutaka Momose (1 patent)Hiroki Tanaka ↔ Ryoichi Hoshino (1 patent)Hiroki Tanaka ↔ Kazuaki Yamaguchi (1 patent)Hiroki Tanaka ↔ Masayoshi Okamoto (1 patent)Hiroki TanakaHiroki Tanaka (1 patent)Yutaka MomoseYutaka Momose (25 patents)Ryoichi HoshinoRyoichi Hoshino (23 patents)Kazuaki YamaguchiKazuaki Yamaguchi (4 patents)Masayoshi OkamotoMasayoshi Okamoto (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Showa Aluminum Corporation (1 from 152 patents)

2. Aisin Seiki Company, Ltd. (1 from 78 patents)


1 patent:

1. 4532771 - Cooler made of aluminum for stirling engines

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as of
12/16/2025
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