Growing community of inventors

Tokyo, Japan

Yukinobu Arikawa

Average Co-Inventor Count = 6.00

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 = 68

Yukinobu ArikawaYoshikazu Watanabe (2 patents)Yukinobu ArikawaKen Hayashida (2 patents)Yukinobu ArikawaYoshitomo Ishii (2 patents)Yukinobu ArikawaTakanobu Hattori (2 patents)Yukinobu ArikawaKenichi Shinagawa (2 patents)Yukinobu ArikawaYukinobu Arikawa (2 patents)Yoshikazu WatanabeYoshikazu Watanabe (12 patents)Ken HayashidaKen Hayashida (11 patents)Yoshitomo IshiiYoshitomo Ishii (3 patents)Takanobu HattoriTakanobu Hattori (2 patents)Kenichi ShinagawaKenichi Shinagawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujitsu Corporation (2 from 39,244 patents)


2 patents:

1. 7561900 - Portable apparatus having simple and detailed menus

2. 7171243 - Portable terminal device

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as of
1/4/2026
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