Assignee
MAINTECH CO LTD
JP·17 granted patents·6 pending applications·60 citations·filing 1999–2023
Top patents by PatentIndex Score
23 records- 0190US9458572B2Method of using an anti-soiling agent compositionMAINTECH CO LTD·Filed 2015·Granted Oct 4, 2016·3 cites·7 claims
- 0283US6454901B1Method of making quality crepe paperMAINTECH CO LTD·Filed 2000·Granted Sep 24, 2002·30 cites·5 claims
- 0380US11882348B2Monitoring camera deviceMAINTECH CO LTD·Filed 2020·Granted Jan 23, 2024·2 cites·6 claims
- 0479US11214710B2Anti-contamination agent compositionMAINTECH CO LTD·Filed 2020·Granted Jan 4, 2022·1 cites·14 claims
- 0572US6468394B1Method of preventing over-adhesion of paper onto press roll of paper machineMAINTECH CO LTD·Filed 2000·Granted Oct 22, 2002·10 cites·11 claims
- 0663US7585393B2Anti-staining agent for paper machine, and method for preventing stains using the sameMAINTECH CO LTD·Filed 2002·Granted Sep 8, 2009·4 cites·11 claims
- 0762US2020139399A1Method for spraying chemical solutionMAINTECH CO LTD·Filed 2019·Application pending·0 cites
- 0862US2025115771A1Contamination preventing agent compositionMAINTECH CO LTD·Filed 2023·Application pending·0 cites
- 0960US10870118B2Nozzle cap, nozzle device provided with such cap, and spraying method of chemical solutionMAINTECH CO LTD·Filed 2018·Granted Dec 22, 2020·1 cites·8 claims
- 1052US9937521B2Method for spraying chemical solutionMAINTECH CO LTD·Filed 2014·Granted Apr 10, 2018·0 cites·1 claims
- 1152US2020048836A1Method for spraying chemical solutionMAINTECH CO LTD·Filed 2019·Application pending·0 cites
- 1247US2024412351A1Defect classification systemMAINTECH CO LTD·Filed 2022·Application pending·0 cites
- 1346US11008706B2Canvas cleaning device, canvas cleaning method and canvas cleaning mechanismMAINTECH CO LTD·Filed 2019·Granted May 18, 2021·0 cites·14 claims
- 1445US12006632B2Monitoring systemMAINTECH CO LTD·Filed 2019·Granted Jun 11, 2024·0 cites·4 claims
- 1544US12533698B2Chemical solution spraying methodMAINTECH CO LTD·Filed 2021·Granted Jan 27, 2026·0 cites·7 claims
- 1644US12258709B2Method for spraying chemical solutionMAINTECH CO LTD·Filed 2021·Granted Mar 25, 2025·0 cites·7 claims
- 1742US10619299B2Contamination inhibitor compositionMAINTECH CO LTD·Filed 2016·Granted Apr 14, 2020·0 cites·5 claims
- 1842US2018126402A1Spraying apparatus and chemical solutionMAINTECH CO LTD·Filed 2016·Application pending·0 cites
- 1940US10273631B2Method of spraying chemical solutionMAINTECH CO LTD·Filed 2015·Granted Apr 30, 2019·0 cites·3 claims
- 2040US7144478B1Pollution control method for cylindrical dryer used in paper machineMAINTECH CO LTD·Filed 1999·Granted Dec 5, 2006·5 cites·6 claims
- 2138US2019211504A1Contamination-preventing agent composition and contamination preventing methodMAINTECH CO LTD·Filed 2016·Application pending·0 cites
- 2236US6858113B1Pollution prevention method for cylindrical dryer used in paper machineMAINTECH CO LTD·Filed 1999·Granted Feb 22, 2005·3 cites·7 claims
- 2328US7323086B1Pollution prevention method for canvas used in paper machineMAINTECH CO LTD·Filed 1999·Granted Jan 29, 2008·1 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when MAINTECH CO LTD files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →