Inventor · disambiguated record
Friedhelm Frede
Also filed as: FREDE FRIEDHELM
9 granted patents·2 pending applications·68 citations·filing 2003–2018
86Inventor score
Files withASSA ABLOY ENTRANCE SYSTEMS AB5FREDE FRIEDHELM2ALBANY INT CORP1ASSA ABLOY ENTRACE SYSTEMS AB1STEFFEN MEINOLF1
Top patents by PatentIndex Score
11 records- 0185US10253557B2Roller shutter for opening and closing a doorwayASSA ABLOY ENTRANCE SYSTEMS AB·Filed 2015·Granted Apr 9, 2019·10 cites·18 claims
- 0280US9915094B2Roller shutter for opening and closing a doorwayASSA ABLOY ENTRANCE SYSTEMS AB·Filed 2014·Granted Mar 13, 2018·12 cites·13 claims
- 0376US9957749B2Sealing device for sealing a gap between a lintel and a roller shutter and a roller shutter with such a sealing deviceASSA ABLOY ENTRANCE SYSTEMS AB·Filed 2015·Granted May 1, 2018·5 cites·20 claims
- 0476US6883577B2Rollup door with rollable door leafALBANY INT CORP·Filed 2003·Granted Apr 26, 2005·23 cites·36 claims
- 0573US8684064B2High speed rollup door with rollable door leafFREDE FRIEDHELM·Filed 2008·Granted Apr 1, 2014·8 cites·15 claims
- 0671US8371357B2System to guide the slats of an industrial roller door to reduce damages after crashASSA ABLOY ENTRANCE SYSTEMS AB·Filed 2006·Granted Feb 12, 2013·5 cites·11 claims
- 0763US8267146B2Adjustable counterbalance system for roller doorsFREDE FRIEDHELM·Filed 2009·Granted Sep 18, 2012·2 cites·16 claims
- 0857US8985179B2System for stabilizing the top lamella against wind load by using a linear chainSTEFFEN MEINOLF·Filed 2009·Granted Mar 24, 2015·3 cites·10 claims
- 0950US2005115688A1Rollup door with rollable door leafFiled 2005·Application pending·0 cites
- 1042US11661778B2High speed overhead doorASSA ABLOY ENTRANCE SYSTEMS AB·Filed 2018·Granted May 30, 2023·0 cites·17 claims
- 1135US2016348429A1Panel shutter with a deformation detection arrangementASSA ABLOY ENTRACE SYSTEMS AB·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →