Growing community of inventors

Ibaraki, Japan

Kouichi Okino

Average Co-Inventor Count = 6.00

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 = 19

Kouichi Okino ↔ Tomiya Abe (1 patent)Kouichi Okino ↔ Noboru Nakakuki (1 patent)Kouichi Okino ↔ Takanobu Ishibashi (1 patent)Kouichi Okino ↔ Masatoshi Tagami (1 patent)Kouichi Okino ↔ Kazuhide Oda (1 patent)Kouichi OkinoKouichi Okino (1 patent)Tomiya AbeTomiya Abe (48 patents)Noboru NakakukiNoboru Nakakuki (2 patents)Takanobu IshibashiTakanobu Ishibashi (2 patents)Masatoshi TagamiMasatoshi Tagami (1 patent)Kazuhide OdaKazuhide Oda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Cable, Inc. (1 from 836 patents)


1 patent:

1. 4919513 - Plastic optical fiber

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as of
1/7/2026
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