Growing community of inventors

Chiryu, Japan

Keiji Hadate

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 = 27

Keiji Hadate ↔ Koichi Ando (1 patent)Keiji Hadate ↔ Hiroshi Okita (1 patent)Keiji Hadate ↔ Asao Mochizuki (1 patent)Keiji Hadate ↔ Tsukasa Yamamoto (1 patent)Keiji Hadate ↔ Yoshikazu Shibata (1 patent)Keiji Hadate ↔ Yasuhiro Okano (1 patent)Keiji HadateKeiji Hadate (1 patent)Koichi AndoKoichi Ando (10 patents)Hiroshi OkitaHiroshi Okita (6 patents)Asao MochizukiAsao Mochizuki (3 patents)Tsukasa YamamotoTsukasa Yamamoto (2 patents)Yoshikazu ShibataYoshikazu Shibata (1 patent)Yasuhiro OkanoYasuhiro Okano (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (1 from 36,771 patents)

2. Nihon Parkerizing Co., Ltd. (1 from 128 patents)


1 patent:

1. 4741863 - Alkaline degreasing solution comprising amine oxides

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1/9/2026
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