Growing community of inventors

Chigasaki, Japan

Masaki Oyama

Average Co-Inventor Count = 2.00

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

Masaki Oyama ↔ Hirokuni Okada (1 patent)Masaki OyamaMasaki Oyama (1 patent)Hirokuni OkadaHirokuni Okada (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Dacro Shamrock Co., Ltd. (1 from 4 patents)


1 patent:

1. 6540845 - Aqueous metal surface treating agent

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as of
12/19/2025
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