Inventor · disambiguated record
Petia Tontcheva
Also filed as: TONTCHEVA PETIA · TONTCHEVA PETIA TODOROVA
3 granted patents·2 pending applications·2 citations·filing 2013–2025
52Inventor score
Top patents by PatentIndex Score
5 records- 0179US11407668B1Method for processing sludgeECOLAB USA INC·Filed 2017·Granted Aug 9, 2022·2 cites·18 claims
- 0261US2025263562A1Compositions and methods for the removal of paint from water in automotive paint boothsECOLAB USA INC·Filed 2025·Application pending·0 cites
- 0359US2024336790A1Paint overspray treatment compositions and methods of useECOLAB USA INC·Filed 2024·Application pending·0 cites
- 0456US10112148B2Membrane bioreactor system using reciprocating membraneDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2017·Granted Oct 30, 2018·0 cites·2 claims
- 0554US9884295B2Membrane bioreactor system using reciprocating membraneDOOSAN HEAVY IND & CONSTRUCTION CO LTD·Filed 2013·Granted Feb 6, 2018·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →