Growing community of inventors

Shizuoka, Japan

Masahiko Hamada

Average Co-Inventor Count = 4.00

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 = 1

Masahiko Hamada ↔ Kyoichi Sasaki (1 patent)Masahiko Hamada ↔ Nobuhiro Hashimoto (1 patent)Masahiko Hamada ↔ Makoto Goto (1 patent)Masahiko HamadaMasahiko Hamada (1 patent)Kyoichi SasakiKyoichi Sasaki (19 patents)Nobuhiro HashimotoNobuhiro Hashimoto (12 patents)Makoto GotoMakoto Goto (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tomoegawa Co., Ltd. (1 from 56 patents)


1 patent:

1. D687609 - Cleaning device for optical transceiver

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12/13/2025
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