Growing community of inventors

Toyota, Japan

Tatsumi Yamasaki

Average Co-Inventor Count = 6.00

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 = 0

Tatsumi Yamasaki ↔ Noriaki Kawai (1 patent)Tatsumi Yamasaki ↔ Heisuke Yamamoto (1 patent)Tatsumi Yamasaki ↔ Isamu Ota (1 patent)Tatsumi Yamasaki ↔ Toshihito Abe (1 patent)Tatsumi Yamasaki ↔ Yutaka Hasegawa (1 patent)Tatsumi YamasakiTatsumi Yamasaki (1 patent)Noriaki KawaiNoriaki Kawai (14 patents)Heisuke YamamotoHeisuke Yamamoto (5 patents)Isamu OtaIsamu Ota (4 patents)Toshihito AbeToshihito Abe (2 patents)Yutaka HasegawaYutaka Hasegawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kogyo Kabushiki Kaisha (1 from 1,838 patents)

2. Nippondenso Kabushiki Kaisha (1 from 12 patents)


1 patent:

1. 4222355 - Exhaust gas recirculation apparatus for an internal combustion engine

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as of
12/16/2025
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