Assignee
HOKUETSU CORP
JP·7 granted patents·5 pending applications·26 citations·filing 2015–2022
Top patents by PatentIndex Score
12 records- 0192US10443167B2Method for producing a wet-laid nonwoven fabricHOKUETSU CORP·Filed 2016·Granted Oct 15, 2019·26 cites·1 claims
- 0269US11905650B2Water repellent oil repellent agent and method for producing same, and water repellent oil repellent product and method for producing sameHOKUETSU CORP·Filed 2019·Granted Feb 20, 2024·0 cites·17 claims
- 0365US12446201B2Electromagnetic wave noise suppression sheet and method for manufacturing the sameHOKUETSU CORP·Filed 2021·Granted Oct 14, 2025·0 cites·20 claims
- 0463US12428544B2Electromagnetic wave shield sheet manufacturing method and electromagnetic wave shield sheetHOKUETSU CORP·Filed 2021·Granted Sep 30, 2025·0 cites·5 claims
- 0562US11969695B2Porous body and process for manufacturing sameHOKUETSU CORP·Filed 2020·Granted Apr 30, 2024·0 cites·12 claims
- 0660US12410058B2Method for manufacturing carbon nanotube aqueous dispersionHOKUETSU CORP·Filed 2020·Granted Sep 9, 2025·0 cites·6 claims
- 0760US2025249386A1Filter medium for high performance air filter, and method for manufacturing sameHOKUETSU CORP·Filed 2022·Application pending·0 cites
- 0856US2024408523A1Filter material for air filter and method for producing filter materialHOKUETSU CORP·Filed 2021·Application pending·0 cites
- 0955US2024306357A1Electromagnetic wave noise suppression sheet and method for manufacturing the sameHOKUETSU CORP·Filed 2021·Application pending·0 cites
- 1052US2023278008A1Filter medium for air filters and method for producing sameHOKUETSU CORP·Filed 2020·Application pending·0 cites
- 1151US2025229203A1Air-filter filter material and method for producing filter materialHOKUETSU CORP·Filed 2022·Application pending·0 cites
- 1247US10556197B2Method for manufacturing filter medium for air filterHOKUETSU CORP·Filed 2015·Granted Feb 11, 2020·0 cites·3 claims
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