Assignee
ZERO LAB CO LTD
JP·6 granted patents·3 citations·filing 2017–2021
Top patents by PatentIndex Score
6 records- 0180US10046592B2Magnetic penZERO LAB CO LTD·Filed 2017·Granted Aug 14, 2018·2 cites·18 claims
- 0267US10442236B2Magnetic penZERO LAB CO LTD·Filed 2018·Granted Oct 15, 2019·1 cites·20 claims
- 0364US11769429B2Magnetic erasing deviceZERO LAB CO LTD·Filed 2021·Granted Sep 26, 2023·0 cites·20 claims
- 0457US12530092B2Magnetic sheet, magnetic writing system, drawing method, and erasing methodZERO LAB CO LTD·Filed 2020·Granted Jan 20, 2026·0 cites·21 claims
- 0554US10997880B2Magnetic erasing deviceZERO LAB CO LTD·Filed 2017·Granted May 4, 2021·0 cites·20 claims
- 0652US11335487B2Magnetic eraser, writing system and display deviceZERO LAB CO LTD·Filed 2019·Granted May 17, 2022·0 cites·23 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →