Inventor · disambiguated record
Konrad Welfonder
Also filed as: WELFONDER KONRAD
21 granted patents·599 citations·filing 1998–2005
96Inventor score
Top patents by PatentIndex Score
21 records- 0198US6155328AWinding mechanismHUNTER DOUGLAS INTERNATIONAL·Filed 1998·Granted Dec 5, 2000·119 cites·26 claims
- 0297US6158563AWinding mechanismHUNTER DOUGLAS INTERNATIONAL·Filed 1999·Granted Dec 12, 2000·130 cites·16 claims
- 0395US6666252B2Winding mechanismHUNTER DOUGLAS IND BV·Filed 2002·Granted Dec 23, 2003·33 cites·6 claims
- 0495US6443210B1Winding mechanismHUNTER DOUGLAS IND BV·Filed 2000·Granted Sep 3, 2002·34 cites·15 claims
- 0594US6978821B2Rail for a fabric blind and method of attaching rail to a fabricHUNTER DOUGLAS IND BV·Filed 2003·Granted Dec 27, 2005·61 cites·23 claims
- 0682US6457688B1End cap and mounting support combinationHUNTER DOUGLAS IND BV·Filed 1999·Granted Oct 1, 2002·55 cites·14 claims
- 0778US6412538B1Side guide for a roller coveringFiled 2000·Granted Jul 2, 2002·27 cites·19 claims
- 0876US7426954B2Ratchet-type holder for a vertical blind vaneHUNTER DOUGLAS IND BV·Filed 2005·Granted Sep 23, 2008·6 cites·19 claims
- 0976US6474393B1Drive mechanism and head rail for a blindHUNTER DOUGLAS IND BV·Filed 2000·Granted Nov 5, 2002·20 cites·16 claims
- 1073US7500506B2Spindle-type holder for a vertical blind vaneHUNTER DOUGLAS IND BV·Filed 2005·Granted Mar 10, 2009·4 cites·12 claims
- 1173US7108038B2Cord tensionerHUNTER DOUGLAS IND BV·Filed 2004·Granted Sep 19, 2006·19 cites·10 claims
- 1263US6585025B2Releasable end stopHUNTER DOUGLAS IND BV·Filed 2000·Granted Jul 1, 2003·11 cites·19 claims
- 1357US6488071B1Blind railHUNTER DOUGLAS IND BV·Filed 2000·Granted Dec 3, 2002·7 cites·36 claims
- 1457US6450234B2Holder for a depending hollow architectural coveringHUNTER DOUGLAS IND BV·Filed 2000·Granted Sep 17, 2002·13 cites·69 claims
- 1552US6637492B2Drive mechanism and head rail for a blindHUNTER DOUGLAS IND BV·Filed 2002·Granted Oct 28, 2003·2 cites·19 claims
- 1652US6131642ALocking deviceHUNTER DOUGLAS INTERNATIONAL·Filed 1999·Granted Oct 17, 2000·23 cites·11 claims
- 1745US6543517B2Carrier and spacer assemblyHUNTER DOUGLAS IND BV·Filed 2002·Granted Apr 8, 2003·5 cites·18 claims
- 1842US6394169B1Carrier and spacer assemblyHUNTER DOUGLAS IND BV·Filed 2000·Granted May 28, 2002·4 cites·16 claims
- 1938US6330900B1Holder for a depending architectural coveringHUNTER DOUGLAS IND BV·Filed 1999·Granted Dec 18, 2001·11 cites·27 claims
- 2038US6170555B1Corner assembly for a frameHUNTER DOUGLAS IND BV·Filed 1999·Granted Jan 9, 2001·11 cites·28 claims
- 2133US6463990B1Method for mounting a fabricHUNTER DOUGLAS IND BV·Filed 1999·Granted Oct 15, 2002·4 cites·45 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →