Inventor · disambiguated record
Yasuhiko Tsugawa
Also filed as: TSUGAWA YASUHIKO
8 granted patents·1 pending application·2 citations·filing 2007–2023
80Inventor score
Top patents by PatentIndex Score
9 records- 0181US12200179B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programRICOH CO LTD·Filed 2023·Granted Jan 14, 2025·0 cites·15 claims
- 0276US11849093B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programRICOH CO LTD·Filed 2022·Granted Dec 19, 2023·0 cites·18 claims
- 0376US10038822B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programSAKAGAMI ATSUSHI·Filed 2016·Granted Jul 31, 2018·1 cites·15 claims
- 0469US11463604B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programRICOH CO LTD·Filed 2020·Granted Oct 4, 2022·0 cites·11 claims
- 0569US8714451B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programSAKAGAMI ATSUSHI·Filed 2008·Granted May 6, 2014·1 cites·18 claims
- 0665US10827095B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programSAKAGAMI ATSUSHI·Filed 2018·Granted Nov 3, 2020·0 cites·17 claims
- 0765US10375274B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programRICOH CO LTD·Filed 2018·Granted Aug 6, 2019·0 cites·17 claims
- 0863US9519444B2Image forming apparatus management system, image forming apparatus, managing apparatus, terminal apparatus, image forming apparatus managing method, and image forming programSAKAGAMI ATSUSHI·Filed 2014·Granted Dec 13, 2016·0 cites·19 claims
- 0938US2007226776A1Security management system achieved by storing print log and print dataTSUGAWA YASUHIKO·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →