Assignee
PLAYGROUND CO LTD
JP·3 granted patents·5 pending applications·1 citations·filing 2017–2025
Top patents by PatentIndex Score
8 records- 0179US11941919B2Ticket issuing system, and ticket checking apparatusPLAYGROUND CO LTD·Filed 2021·Granted Mar 26, 2024·1 cites·19 claims
- 0271US12254720B2Ticket issuing system, and ticket checking apparatusPLAYGROUND CO LTD·Filed 2024·Granted Mar 18, 2025·0 cites·18 claims
- 0361US12230086B2Information processing server, information processing system, determination device, and methodPLAYGROUND CO LTD·Filed 2022·Granted Feb 18, 2025·0 cites·6 claims
- 0461US2025148851A1Information processing server, information processing system, determination device, and methodPLAYGROUND CO LTD·Filed 2025·Application pending·0 cites
- 0556US2024095607A1Ticket system, program, and methodPLAYGROUND CO LTD·Filed 2023·Application pending·0 cites
- 0656US2025022044A1Apparatus, method, and systemPLAYGROUND CO LTD·Filed 2024·Application pending·0 cites
- 0749US2019378185A1Entertainment quality control device and programPLAYGROUND CO LTD·Filed 2018·Application pending·0 cites
- 0839US2019236852A1ProgramPLAYGROUND CO LTD·Filed 2017·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →