Growing community of inventors

Ibaraki, Japan

Yasuhiro Kiyono

Average Co-Inventor Count = 5.00

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 = 0

Yasuhiro Kiyono ↔ Tomofumi Yoshida (1 patent)Yasuhiro Kiyono ↔ Masahiko Saito (1 patent)Yasuhiro Kiyono ↔ Kazuhiro Wakamatsu (1 patent)Yasuhiro Kiyono ↔ Shunichi Oohara (1 patent)Yasuhiro KiyonoYasuhiro Kiyono (1 patent)Tomofumi YoshidaTomofumi Yoshida (50 patents)Masahiko SaitoMasahiko Saito (48 patents)Kazuhiro WakamatsuKazuhiro Wakamatsu (40 patents)Shunichi OoharaShunichi Oohara (24 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Printing Systems, Ltd. (1 from 129 patents)


1 patent:

1. 7428394 - Electronic color photography apparatus

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12/11/2025
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