Inventor · disambiguated record
Martina Elisabeth Knupfer
Also filed as: KNUPFER MARTINA ELISABETH
3 granted patents·3 pending applications·0 citations·filing 2016–2021
48Inventor score
Files withOMYA INT AG6
Top patents by PatentIndex Score
6 records- 0179US11718759B2Surface-reacted calcium carbonate with functional cationsOMYA INT AG·Filed 2021·Granted Aug 8, 2023·0 cites·24 claims
- 0277US2022025190A1Surface-reacted calcium carbonate with functional cationsOMYA INT AG·Filed 2021·Application pending·0 cites
- 0377US2022025189A1Surface-reacted calcium carbonate with functional cationsOMYA INT AG·Filed 2021·Application pending·0 cites
- 0469US11168219B2Surface-reacted calcium carbonate with functional cationsOMYA INT AG·Filed 2017·Granted Nov 9, 2021·0 cites·13 claims
- 0541US2020291235A1Post treatment of surface-reacted calcium carbonate with different functional cationsOMYA INT AG·Filed 2017·Application pending·0 cites
- 0638US10689520B2Modified mineral-based filler comprising copper saltsOMYA INT AG·Filed 2016·Granted Jun 23, 2020·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →