Growing community of inventors

Toyota, Japan

Takahumi Yamada

Average Co-Inventor Count = 5.00

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 = 2

Takahumi YamadaTakashi Koyama (1 patent)Takahumi YamadaTomohiro Kaneko (1 patent)Takahumi YamadaHisashi Ohki (1 patent)Takahumi YamadaKiyoshi Fujiwara (1 patent)Takahumi YamadaTakahumi Yamada (1 patent)Takashi KoyamaTakashi Koyama (117 patents)Tomohiro KanekoTomohiro Kaneko (43 patents)Hisashi OhkiHisashi Ohki (14 patents)Kiyoshi FujiwaraKiyoshi Fujiwara (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 8131449 - Fuel injection control apparatus and fuel injection control method for internal combustion engine

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/7/2026
Loading…