Inventor · disambiguated record
Per Hedlund
Also filed as: HEDLUND PER · HEDLUND PER N · HEDLUND PER NICLAS
8 granted patents·1 pending application·40 citations·filing 1990–2007
84Inventor score
Files withNEDERMAN PHILIP & CO AB5AB PH NEDERMAN & CO1BENGTSSON JONAS1NEDERMANN PH & CO AB1P H NEDERMAN & CO AB1
Top patents by PatentIndex Score
9 records- 0146US6158684AReeling device for hoses and/or cablesNEDERMANN PH & CO AB·Filed 1999·Granted Dec 12, 2000·10 cites·7 claims
- 0246US2010100766A1Test apparatusBENGTSSON JONAS·Filed 2007·Application pending·0 cites
- 0345US5482505AArrangement for extraction of harmful gases from workplacesNEDERMAN PHILIP & CO AB·Filed 1994·Granted Jan 9, 1996·14 cites·15 claims
- 0443USD578200SHood for use when extracting gases/fumesNEDERMAN PHILIP & CO AB·Filed 2006·Granted Oct 7, 2008·4 cites·1 claims
- 0542USD329081SMobile electrostatic air filter for use in welding projectsAB PH NEDERMAN & CO·Filed 1990·Granted Sep 1, 1992·5 cites·1 claims
- 0637USD575378SJoint for pipes to be used in arms for extraction of gases/fumesNEDERMAN PHILIP & CO AB·Filed 2006·Granted Aug 19, 2008·3 cites·1 claims
- 0729USD589133SVentilation and air conditioning equipment unitP H NEDERMAN & CO AB·Filed 2006·Granted Mar 24, 2009·3 cites·1 claims
- 0828US6161788AReeling deviceNEDERMAN PHILIP & CO AB·Filed 1999·Granted Dec 19, 2000·1 cites·10 claims
- 0920USD573707SArm for the extraction of gases/fumesNEDERMAN PHILIP & CO AB·Filed 2006·Granted Jul 22, 2008·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →