Growing community of inventors

Hikari, Japan

Keiji Yamane

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 = 45

Keiji YamaneJoji Yoshimura (1 patent)Keiji YamaneYasuhiro Nonobe (1 patent)Keiji YamaneKeiji Yamane (1 patent)Joji YoshimuraJoji Yoshimura (14 patents)Yasuhiro NonobeYasuhiro Nonobe (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (1 from 36,546 patents)


1 patent:

1. 6291094 - Separator for fuel cell, fuel cell incorporating the same, and method of production of the same

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12/15/2025
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