Growing community of inventors

Fukushima-ken, Japan

Masahiko Nakatsugawa

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 Nakatsugawa ↔ Shuji Saito (1 patent)Masahiko Nakatsugawa ↔ Susumu Nakajima (1 patent)Masahiko Nakatsugawa ↔ Yasuo Yamaki (1 patent)Masahiko NakatsugawaMasahiko Nakatsugawa (1 patent)Shuji SaitoShuji Saito (6 patents)Susumu NakajimaSusumu Nakajima (2 patents)Yasuo YamakiYasuo Yamaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Alps Electric Co., Ltd. (1 from 4,048 patents)


1 patent:

1. 6822539 - Dielectric resonance device with stabilized electric performance

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12/16/2025
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