Inventor · disambiguated record
Duco W. Noordzij
Also filed as: NOORDZIJ DUCO · NOORDZIJ DUCO W · NOORDZIJ DUCO WILLEM JOHANNES
65 granted patents·3 pending applications·894 citations·filing 2004–2025
99Inventor score
Top patents by PatentIndex Score
68 records- 0197US12364302B2Rail for mounting accessories to a helmetGENTEX CORP·Filed 2023·Granted Jul 22, 2025·3 cites·16 claims
- 0297US11889879B2Rail for mounting accessories to a helmetGENTEX CORP·Filed 2022·Granted Feb 6, 2024·3 cites·26 claims
- 0397US8056150B2Helmet adjustment systemSTOKES PETER L·Filed 2008·Granted Nov 15, 2011·119 cites·20 claims
- 0496US11528951B2Rail for mounting accessories to a helmetGENTEX CORP·Filed 2020·Granted Dec 20, 2022·3 cites·15 claims
- 0596US10765165B2Mounting rail assemblyGENTEX CORP·Filed 2018·Granted Sep 8, 2020·10 cites·24 claims
- 0696USD750847SHelmet mountARTISENT LLC·Filed 2015·Granted Mar 1, 2016·46 cites·1 claims
- 0795US10448693B2Helmet mounted visorARTISENT LLC·Filed 2015·Granted Oct 22, 2019·18 cites·18 claims
- 0895US8209784B2Helmet with an attachment mechanism for a faceguardNIMMONS KENNETH W·Filed 2007·Granted Jul 3, 2012·93 cites·12 claims
- 0994USD750846SHelmet mounted railARTISENT LLC·Filed 2015·Granted Mar 1, 2016·34 cites·1 claims
- 1092US10281241B2Mandible shieldARTISENT LLC·Filed 2015·Granted May 7, 2019·14 cites·21 claims
- 1192US8499366B2Helmet with shell having raised central channelNIMMONS KENNETH W·Filed 2012·Granted Aug 6, 2013·36 cites·19 claims
- 1292US8156574B2Helmet adjustment systemSTOKES PETER L·Filed 2008·Granted Apr 17, 2012·50 cites·35 claims
- 1391USD711051SMandible shieldARTISENT LLC·Filed 2014·Granted Aug 12, 2014·34 cites·1 claims
- 1490US9801424B2Helmet provided with an adjustable device for the helmet comfort linerALPINESTARS RES SRL·Filed 2012·Granted Oct 31, 2017·27 cites·23 claims
- 1589US8887318B2Impact absorbing liner with adjustment deviceMAZZAROLO GIOVANNI·Filed 2009·Granted Nov 18, 2014·38 cites·18 claims
- 1688US11672296B2Hinged attachment of headgear to a helmetGENTEX CORP·Filed 2017·Granted Jun 13, 2023·4 cites·6 claims
- 1788US7849517B2Mounting system for accessories on a safety helmetARTISENT INC·Filed 2006·Granted Dec 14, 2010·40 cites·15 claims
- 1887USD740496SMandible shieldARTISENT LLC·Filed 2014·Granted Oct 6, 2015·26 cites·1 claims
- 1986US9717294B2Hinged attachment of headgear to a helmetARTISENT LLC·Filed 2014·Granted Aug 1, 2017·12 cites·41 claims
- 2085US12064001B2Helmet mounted visor assemblyGENTEX CORP·Filed 2022·Granted Aug 20, 2024·1 cites·18 claims
- 2185USD749796SVisor and mandible shield assemblyARTISENT LLC·Filed 2014·Granted Feb 16, 2016·31 cites·1 claims
- 2284USD748347SMandible shieldARTISENT LLC·Filed 2015·Granted Jan 26, 2016·19 cites·1 claims
- 2384USD734559SCombined visor and mandible shieldARTISENT LLC·Filed 2014·Granted Jul 14, 2015·25 cites·1 claims
- 2484US2025268328A1Rail For Mounting Accessories to a HelmetGENTEX CORP·Filed 2025·Application pending·0 cites
- 2584US2025268330A1Hinged Attachment of Headgear to a HelmetGENTEX CORP·Filed 2025·Application pending·0 cites
- 2682US11382375B2Modular shroudGENTEX CORP·Filed 2018·Granted Jul 12, 2022·5 cites·20 claims
- 2781US7178175B2Retention system for safety helmetARTISENT INC·Filed 2004·Granted Feb 20, 2007·42 cites·20 claims
- 2879US11246367B2Mounting system for accessories on a safety helmetGENTEX CORP·Filed 2019·Granted Feb 15, 2022·2 cites·22 claims
- 2979US11019873B2Helmet mounted visorGENTEX CORP·Filed 2019·Granted Jun 1, 2021·3 cites·17 claims
- 3078US12376639B2Hinged attachment of headgear to a helmetGENTEX CORP·Filed 2023·Granted Aug 5, 2025·0 cites·8 claims
- 3178USD638586SHead gear top portion3M INNOVATIVE PROPERTIES CO·Filed 2010·Granted May 24, 2011·23 cites·1 claims
- 3277USD708792SVent openings in head gearAASKOV MICHAEL DAVID·Filed 2010·Granted Jul 8, 2014·27 cites·1 claims
- 3376US8578521B2Worm drive adjustment for headgear suspensionROGERS DAVID C·Filed 2011·Granted Nov 12, 2013·9 cites·24 claims
- 3475USD955053SHelmetGENTEX CORP·Filed 2021·Granted Jun 14, 2022·4 cites·1 claims
- 3575USD729307SVisorARTISENT LLC·Filed 2014·Granted May 12, 2015·16 cites·1 claims
- 3674USD1004207SHelmetGENTEX CORP·Filed 2021·Granted Nov 7, 2023·4 cites·1 claims
- 3773USD894494SHelmetGENTEX CORP·Filed 2020·Granted Aug 25, 2020·3 cites·1 claims
- 3873US9398783B2Helmet with shell having raised central channel and ear holes with abutting slopped banksKRANOS IP CORP·Filed 2013·Granted Jul 26, 2016·5 cites·10 claims
- 3969USD1042980SMounting railGENTEX CORP·Filed 2023·Granted Sep 17, 2024·3 cites·1 claims
- 4069US11337478B2Mounting rail for attaching accessories to a safety helmetGENTEX CORP·Filed 2020·Granted May 24, 2022·0 cites·12 claims
- 4169USD757155SCombined visor and mandible shieldARTISENT LLC·Filed 2015·Granted May 24, 2016·10 cites·1 claims
- 4266USD895212SHelmetGENTEX CORP·Filed 2020·Granted Sep 1, 2020·2 cites·1 claims
- 4364USD937493SHelmetGENTEX CORP·Filed 2019·Granted Nov 30, 2021·7 cites·1 claims
- 4462US8819870B2Worm drive adjustment for headgear suspensionARTISENT LLC·Filed 2013·Granted Sep 2, 2014·1 cites·24 claims
- 4559US10893718B2Individually conforming impact attenuating liner for a helmetARTISENT LLC·Filed 2015·Granted Jan 19, 2021·1 cites·22 claims
- 4659USD901082SHelmetGENTEX CORP·Filed 2017·Granted Nov 3, 2020·4 cites·1 claims
- 4756US11871808B2Nape pad for a helmetGENTEX CORP·Filed 2019·Granted Jan 16, 2024·0 cites·16 claims
- 4854USD895211SHelmetGENTEX CORP·Filed 2017·Granted Sep 1, 2020·3 cites·1 claims
- 4954US2006206994A1Safety helmet and components thereofARTISENT INC·Filed 2005·Application pending·0 cites
- 5053USD749794SHelmet mounted shroudARTISENT LLC·Filed 2014·Granted Feb 16, 2016·7 cites·1 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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