Growing community of inventors

Tokyo, Japan

Kuniharu Yamamoto

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 = 0

Kuniharu Yamamoto ↔ Kenichi Sekine (1 patent)Kuniharu Yamamoto ↔ Masaaki Kondo (1 patent)Kuniharu YamamotoKuniharu Yamamoto (1 patent)Kenichi SekineKenichi Sekine (2 patents)Masaaki KondoMasaaki Kondo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cosmo Oil Lubricants Co., Ltd. (1 from 6 patents)


1 patent:

1. 11098263 - Lubricating oil composition for sliding guide surface

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as of
12/16/2025
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