Growing community of inventors

Kawaguchi, Japan

Masahiro Abumi

Average Co-Inventor Count = 3.27

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 = 11

Masahiro AbumiTakehiro Hayashi (3 patents)Masahiro AbumiNobuhiko Oda (3 patents)Masahiro AbumiKazuaki Ikegai (1 patent)Masahiro AbumiMasahiro Abumi (3 patents)Takehiro HayashiTakehiro Hayashi (18 patents)Nobuhiko OdaNobuhiko Oda (3 patents)Kazuaki IkegaiKazuaki Ikegai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Adamant Co., Ltd. (2 from 15 patents)

2. Adamant Namiki Precision Jewel Co., Ltd. (1 from 23 patents)


3 patents:

1. 10353155 - Multi-fiber optical connector

2. D801280 - Multi-fiber optical connector ferrule

3. D801279 - Multi-fiber optical connector with housing for optical connector

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as of
12/14/2025
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