Growing community of inventors

Tokyo, Japan

Kathuhide Oshima

Average Co-Inventor Count = 3.43

ph-index = 2

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

Kathuhide Oshima ↔ Hidesato Igarashi (1 patent)Kathuhide Oshima ↔ Akio Takahashi (1 patent)Kathuhide Oshima ↔ Haruo Hanagata (1 patent)Kathuhide Oshima ↔ Haruyuki Takasaki (1 patent)Kathuhide Oshima ↔ Noboru Morita (1 patent)Kathuhide OshimaKathuhide Oshima (2 patents)Hidesato IgarashiHidesato Igarashi (3 patents)Akio TakahashiAkio Takahashi (3 patents)Haruo HanagataHaruo Hanagata (3 patents)Haruyuki TakasakiHaruyuki Takasaki (1 patent)Noboru MoritaNoboru Morita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dipsol Chemical Co., Ltd. (2 from 2 patents)


2 patents:

1. 5057335 - Method for forming a ceramic coating by laser beam irradiation

2. 4113583 - Method for brightening the electrodeposits of zinc from alkaline zinc

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1/19/2026
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