Growing community of inventors

Shizuoka Prefecture, Japan

Yoshifumi Isozaki

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 = 15

Yoshifumi Isozaki ↔ Jiro Magarifuchi (1 patent)Yoshifumi Isozaki ↔ Morikuni Nakazato (1 patent)Yoshifumi IsozakiYoshifumi Isozaki (1 patent)Jiro MagarifuchiJiro Magarifuchi (1 patent)Morikuni NakazatoMorikuni Nakazato (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Oronite Japan Limited (1 from 2 patents)


1 patent:

1. 5629272 - Low phosphorous engine oil compositions and additive compositions

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12/14/2025
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