Growing community of inventors

Toyama-ken, Japan

Takehiko Hayashi

Average Co-Inventor Count = 4.00

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 = 704

Takehiko HayashiKazuyuki Nakamura (2 patents)Takehiko HayashiMasato Akiba (2 patents)Takehiko HayashiAkira Ichida (2 patents)Takehiko HayashiTakehiko Hayashi (2 patents)Kazuyuki NakamuraKazuyuki Nakamura (27 patents)Masato AkibaMasato Akiba (2 patents)Akira IchidaAkira Ichida (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,718 patents)


2 patents:

1. 6610375 - Plasma facing components of nuclear fusion reactors employing tungsten materials

2. 6261648 - Plasma facing components of nuclear fusion reactors employing tungsten materials

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as of
12/13/2025
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