Inventor · disambiguated record
John M. Buettner
Also filed as: BUETTNER JOHN M
3 granted patents·1 pending application·159 citations·filing 1975–2023
73Inventor score
Top patents by PatentIndex Score
4 records- 0195US6740142B2Industrial bag house elementsDONALDSON CO INC·Filed 2001·Granted May 25, 2004·110 cites·84 claims
- 0277US4051919AHigh fidelity speaker enclosureBUETTNER JOHN M·Filed 1975·Granted Oct 4, 1977·49 cites·3 claims
- 0369US2024066455A1Filtration media, filter packs, and filter elements with protrusionsDONALDSON CO INC·Filed 2023·Application pending·0 cites
- 0448US11813561B2Filtration media, filter packs, and filter elements with protrusionsDONALDSON CO INC·Filed 2015·Granted Nov 14, 2023·0 cites·17 claims
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