Growing community of inventors

Kitakytusyu, Japan

Masahiko Oshima

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 = 10

Masahiko Oshima ↔ Takumi Ohata (1 patent)Masahiko Oshima ↔ Toshiyuki Hatori (1 patent)Masahiko OshimaMasahiko Oshima (1 patent)Takumi OhataTakumi Ohata (6 patents)Toshiyuki HatoriToshiyuki Hatori (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. 501 Hitachi Metals, Ltd. (1 from 7 patents)


1 patent:

1. 4958422 - Wear-resistant compound roll

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