Growing community of inventors

Tachikawa, Japan

Morihiko Hayakawa

Average Co-Inventor Count = 7.00

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 = 22

Morihiko HayakawaOh Takahashi (2 patents)Morihiko HayakawaKatsuya Sakamaki (2 patents)Morihiko HayakawaShouichi Nagatomo (2 patents)Morihiko HayakawaNaoaki Sugio (2 patents)Morihiko HayakawaHiroyuki Nakamura (2 patents)Morihiko HayakawaKazuyoshi Maehara (2 patents)Morihiko HayakawaMorihiko Hayakawa (2 patents)Oh TakahashiOh Takahashi (7 patents)Katsuya SakamakiKatsuya Sakamaki (5 patents)Shouichi NagatomoShouichi Nagatomo (3 patents)Naoaki SugioNaoaki Sugio (2 patents)Hiroyuki NakamuraHiroyuki Nakamura (2 patents)Kazuyoshi MaeharaKazuyoshi Maehara (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Casio Computer Co., Ltd. (2 from 5,232 patents)


2 patents:

1. 6032025 - Communication terminal and communication system

2. 5805981 - Communication terminal and communication system with image display and

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1/10/2026
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