Inventor · disambiguated record
Rolf P. Haggstrom
Also filed as: HAEGGSTROEM ROLF P · HAGGSTROM ROLF P
9 granted patents·180 citations·filing 1986–2005
89Inventor score
Top patents by PatentIndex Score
9 records- 0192US5086856AMethod and apparatus for weighing a wheel supported loadFLINTAB AB·Filed 1990·Granted Feb 11, 1992·79 cites·14 claims
- 0277USD306144SLoad hauling vehicle hitch pin transducer for electronic load weighingHAGGSTROM ROLF P·Filed 1986·Granted Feb 20, 1990·21 cites·1 claims
- 0368US6888074B2Compression column load cellFLINTEC GROUP LTD·Filed 2003·Granted May 3, 2005·13 cites·6 claims
- 0466US7342185B2Compression column load cell with compensation for off center loading errorsFLINTEC GROUP LTD·Filed 2005·Granted Mar 11, 2008·6 cites·6 claims
- 0566US4958526AForce measuring device with zero adjustmentFLINTAB AB·Filed 1989·Granted Sep 25, 1990·24 cites·3 claims
- 0653US5135062AStrain gage transducer system with guard circuitFLINTAB AB·Filed 1991·Granted Aug 4, 1992·17 cites·16 claims
- 0742US4854179ACoaxial load cellBLH ELECTRONICS·Filed 1987·Granted Aug 8, 1989·10 cites·11 claims
- 0836US5005429AWeigh moduleBLH ELECTRONICS·Filed 1989·Granted Apr 9, 1991·7 cites·11 claims
- 0930US5045827ALow-force transducerBLH ELECTRONICS·Filed 1990·Granted Sep 3, 1991·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →