Growing community of inventors

Tsukuba, Japan

Hirohaki Kumakura

Average Co-Inventor Count = 3.00

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 = 0

Hirohaki KumakuraKazumasa Togano (1 patent)Hirohaki KumakuraHitoshi Kitaguchi (1 patent)Hirohaki KumakuraHirohaki Kumakura (1 patent)Kazumasa ToganoKazumasa Togano (10 patents)Hitoshi KitaguchiHitoshi Kitaguchi (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan As Represented by Director General of National Research Institute for Metals (1 from 9 patents)


1 patent:

1. 6569813 - Method of producing oxide superconductive composite material

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