Inventor · disambiguated record
Bengt Kallman
Also filed as: KALLMAN BENGT
4 granted patents·2 pending applications·122 citations·filing 2001–2016
78Inventor score
Top patents by PatentIndex Score
6 records- 0191US7244106B2Process and device for flow control of an electrical motor fan3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Jul 17, 2007·93 cites·12 claims
- 0290US9119979B2Method of controlling a powered air purifying respiratorCURRAN DESMOND T·Filed 2010·Granted Sep 1, 2015·16 cites·15 claims
- 0389US10441828B2Powered air-purifying respirator3M INNOVATIVE PROPERTIES CO·Filed 2016·Granted Oct 15, 2019·8 cites·11 claims
- 0448US2013092164A1Powered air purifying respiratorCURRAN DESMOND T·Filed 2011·Application pending·0 cites
- 0541USD739007SPowered air purifying respirator unit control panel3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Sep 15, 2015·5 cites·1 claims
- 0639US2012260918A1Method of controlling a powered air purifying respiratorSAYERS TERENCE M·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →