Growing community of inventors

Aichi, Japan

Hisatake Yamada

Average Co-Inventor Count = 4.00

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 = 4

Hisatake Yamada ↔ Hajime Tanaka (1 patent)Hisatake Yamada ↔ Hideo Kometani (1 patent)Hisatake Yamada ↔ Norihisa Nishikawa (1 patent)Hisatake YamadaHisatake Yamada (1 patent)Hajime TanakaHajime Tanaka (6 patents)Hideo KometaniHideo Kometani (6 patents)Norihisa NishikawaNorihisa Nishikawa (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Koyo Seiko Company, Ltd. (1 from 772 patents)


1 patent:

1. 7177744 - Elastic support assembly for electric power steering apparatus

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12/7/2025
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