Growing community of inventors

Shimonoseki, Japan

Junu Hirai

Average Co-Inventor Count = 7.00

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 = 7

Junu Hirai ↔ Hideo Fujimoto (1 patent)Junu Hirai ↔ Kazuo Tanaka (1 patent)Junu Hirai ↔ Tomohiro Nishimura (1 patent)Junu Hirai ↔ Jun Takigawa (1 patent)Junu Hirai ↔ Masaharu Kaifu (1 patent)Junu Hirai ↔ Yagoro Hirose (1 patent)Junu HiraiJunu Hirai (1 patent)Hideo FujimotoHideo Fujimoto (23 patents)Kazuo TanakaKazuo Tanaka (13 patents)Tomohiro NishimuraTomohiro Nishimura (10 patents)Jun TakigawaJun Takigawa (7 patents)Masaharu KaifuMasaharu Kaifu (4 patents)Yagoro HiroseYagoro Hirose (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kobe Steel, Ltd. (1 from 1,888 patents)


1 patent:

1. 4339510 - Aluminum-base brazing alloy composite

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1/20/2026
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