Inventor · disambiguated record
Ryohei Maruyama
Also filed as: MARUYAMA RYOHEI
37 granted patents·13 pending applications·95 citations·filing 2012–2025
96Inventor score
Top patents by PatentIndex Score
50 records- 0198US11541674B2Printing apparatusCANON KK·Filed 2021·Granted Jan 3, 2023·7 cites·15 claims
- 0297US12064959B2Printing apparatus with detachable placement unitCANON KK·Filed 2022·Granted Aug 20, 2024·2 cites·13 claims
- 0397US11376875B2Printing apparatus, control method of printing apparatus, and storage mediumCANON KK·Filed 2020·Granted Jul 5, 2022·4 cites·20 claims
- 0496US9334137B2Roll sheet conveying apparatus and sheet conveying control methodCANON KK·Filed 2014·Granted May 10, 2016·17 cites·20 claims
- 0595US11993073B2Printing apparatus and printing methodCANON KK·Filed 2023·Granted May 28, 2024·1 cites·20 claims
- 0695US10150637B2Stacking apparatusCANON KK·Filed 2017·Granted Dec 11, 2018·9 cites·8 claims
- 0794US9849601B2Cutting apparatus and printing apparatusCANON KK·Filed 2015·Granted Dec 26, 2017·8 cites·11 claims
- 0894US9545733B2Cutting apparatus and printing apparatusCANON KK·Filed 2015·Granted Jan 17, 2017·8 cites·12 claims
- 0993US9539831B2Printing apparatus, conveyance apparatus, and conveyance control methodTANAMI HARUHIKO·Filed 2012·Granted Jan 10, 2017·20 cites·14 claims
- 1091US11590777B2Printing apparatus and printing methodCANON KK·Filed 2020·Granted Feb 28, 2023·2 cites·13 claims
- 1190US9902160B2Supply apparatus, printing apparatus, and attachment methodCANON KK·Filed 2016·Granted Feb 27, 2018·4 cites·10 claims
- 1289US12403705B2Printing apparatus for printing on cut sheets and roll sheetsCANON KK·Filed 2024·Granted Sep 2, 2025·0 cites·9 claims
- 1388US11524512B2Printing apparatus and control method thereofCANON KK·Filed 2021·Granted Dec 13, 2022·1 cites·20 claims
- 1486US12466201B2Printing apparatus and printing methodCANON KK·Filed 2024·Granted Nov 11, 2025·0 cites·17 claims
- 1585US11712910B2Printing apparatusCANON KK·Filed 2020·Granted Aug 1, 2023·1 cites·16 claims
- 1683US9855758B2Print deviceCANON KK·Filed 2016·Granted Jan 2, 2018·2 cites·17 claims
- 1780US11945235B2Printing apparatus and control method thereof for adjusting the distance between a printhead and a print mediumCANON KK·Filed 2022·Granted Apr 2, 2024·0 cites·22 claims
- 1880US2025242616A1Carriage apparatus, printing apparatus, and control method thereofCANON KK·Filed 2025·Application pending·0 cites
- 1979US9004638B2Color measuring apparatus, printing apparatus and backing plateCANON KK·Filed 2013·Granted Apr 14, 2015·4 cites·6 claims
- 2079US2025375968A1Liquid storage apparatus, control method, and systemCANON KK·Filed 2025·Application pending·0 cites
- 2177US10569560B2Inkjet printing apparatus and ink filling method for the sameCANON KK·Filed 2018·Granted Feb 25, 2020·1 cites·7 claims
- 2277US2025332835A1Liquid storage apparatus, liquid stirring apparatus, and control methodCANON KK·Filed 2025·Application pending·0 cites
- 2375US9862191B2Liquid holding containerCANON KK·Filed 2016·Granted Jan 9, 2018·1 cites·11 claims
- 2471US2022097427A1Carriage apparatus, printing apparatus, and control method thereofCANON KK·Filed 2021·Application pending·0 cites
- 2569US8899853B2Conveyance apparatus and printerKIKUCHI TETSUO·Filed 2012·Granted Dec 2, 2014·2 cites·14 claims
- 2667US12030309B2Printing apparatus, carriage apparatus, and control methodCANON KK·Filed 2022·Granted Jul 9, 2024·0 cites·11 claims
- 2765US11999175B2Printing apparatus and carriage apparatusCANON KK·Filed 2022·Granted Jun 4, 2024·0 cites·20 claims
- 2865US2025332837A1Liquid agitating apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2965US2025332843A1Liquid stirring apparatus, system, and control methodCANON KK·Filed 2025·Application pending·0 cites
- 3065US2025332836A1Liquid stirring apparatus and systemCANON KK·Filed 2025·Application pending·0 cites
- 3164US11198302B2Ink jet printing apparatus and method of controlling the sameCANON KK·Filed 2020·Granted Dec 14, 2021·0 cites·15 claims
- 3263US11926152B2Printing apparatus and carriage apparatusCANON KK·Filed 2022·Granted Mar 12, 2024·0 cites·20 claims
- 3362US2024359478A1Liquid storage apparatus and systemCANON KK·Filed 2024·Application pending·0 cites
- 3460US12115781B2Printing apparatus and control method with cutter unit configured to connect with or separate from printing unitCANON KK·Filed 2020·Granted Oct 15, 2024·0 cites·15 claims
- 3560US11679606B2Printing apparatus, control method, and storage mediumCANON KK·Filed 2020·Granted Jun 20, 2023·0 cites·20 claims
- 3660US11052681B2Inkjet printing apparatus, control method of inkjet printing apparatus, and storage mediumCANON KK·Filed 2020·Granted Jul 6, 2021·0 cites·14 claims
- 3760US10703110B2Liquid holding container and recording apparatusCANON KK·Filed 2019·Granted Jul 7, 2020·0 cites·13 claims
- 3860US9227809B2Conveyance apparatus and recording apparatusCANON KK·Filed 2013·Granted Jan 5, 2016·1 cites·14 claims
- 3959US12077006B2Carriage apparatus and printing apparatusCANON KK·Filed 2021·Granted Sep 3, 2024·0 cites·18 claims
- 4058US12070952B2Recording apparatus and control method thereforCANON KK·Filed 2021·Granted Aug 27, 2024·0 cites·17 claims
- 4155US2024359476A1Liquid supply apparatus, printing system, and printing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4255US2024359475A1Liquid supply apparatus, printing system, and printing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4355US2024359474A1Liquid supply apparatusCANON KK·Filed 2024·Application pending·0 cites
- 4454US10220642B2Roll sheet conveying apparatus and sheet conveying control methodCANON KK·Filed 2016·Granted Mar 5, 2019·0 cites·6 claims
- 4551US10828890B2Printing apparatus and printhead adjustment methodCANON KK·Filed 2019·Granted Nov 10, 2020·0 cites·12 claims
- 4651US10046579B1Printing apparatusCANON KK·Filed 2017·Granted Aug 14, 2018·0 cites·13 claims
- 4751US2016090262A1Stacking apparatusCANON KK·Filed 2015·Application pending·0 cites
- 4849US12220925B2Recording apparatusCANON KK·Filed 2021·Granted Feb 11, 2025·0 cites·10 claims
- 4942US2016067987A1Cutting apparatus and printing apparatusCANON KK·Filed 2015·Application pending·0 cites
- 5035US9981475B2Ink supply apparatus and ink jet recording apparatusCANON KK·Filed 2015·Granted May 29, 2018·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →