Inventor · disambiguated record
Willem Griffioen
Also filed as: GRIFFIOEN WILLEM
48 granted patents·4 pending applications·1,308 citations·filing 1988–2023
99Inventor score
Top patents by PatentIndex Score
52 records- 0197US6880219B2Method of installing Y-branch splittable connectorNKF KABEL BV·Filed 2002·Granted Apr 19, 2005·139 cites·12 claims
- 0297US6619697B2Y-branch splittable connectorNKF KABEL BV·Filed 2000·Granted Sep 16, 2003·236 cites·6 claims
- 0396US7574095B2Communication cable assembly and installation methodDRAKA COMTEQ BV·Filed 2007·Granted Aug 11, 2009·85 cites·28 claims
- 0495US7665902B2Modified pre-ferrulized communication cable assembly and installation methodDRAKA COMTEQ BV·Filed 2008·Granted Feb 23, 2010·49 cites·42 claims
- 0593US8118282B2Method and device for installing cable into cable guide tubingGRIFFIOEN WILLEM·Filed 2007·Granted Feb 21, 2012·35 cites·9 claims
- 0685US4850569AMethod for introducing a cable into a cable guide tubeNEDERLANDEN STAAT·Filed 1988·Granted Jul 25, 1989·58 cites·3 claims
- 0783US5884384AMethod for installing a tube or a bundle of tubes in an existing tubular ductKONINKL KPN NV·Filed 1996·Granted Mar 23, 1999·63 cites·16 claims
- 0882US6572081B2Installation of guide tubes in a protective ductNKF KABEL BV·Filed 2000·Granted Jun 3, 2003·23 cites·34 claims
- 0981US6631884B2Method for installing cables in ducts using a pressurized fluid and a device for carrying out said methodKONINKL KPN NV·Filed 2001·Granted Oct 14, 2003·26 cites·5 claims
- 1079US10305266B2Method for installing an elongated element into a bended ductPLUMETTAZ HOLDING S A·Filed 2015·Granted May 28, 2019·4 cites·22 claims
- 1179US4934662ADevice for introducing a cable into a cable guide tubeNEDERLANDEN STAAT·Filed 1989·Granted Jun 19, 1990·43 cites·9 claims
- 1277US11196237B2Apparatus and method for jetting a cable into a ductPLUMETTAZ HOLDING S A·Filed 2017·Granted Dec 7, 2021·3 cites·22 claims
- 1377US5197715AMethod for pulling plug for installing a cable in a cable conduitNEDERLAND PTT·Filed 1992·Granted Mar 30, 1993·43 cites·12 claims
- 1476US5950298AMethod for inserting a cable-like element into a tube coiled in or on a holderKONINKL KPN NV·Filed 1997·Granted Sep 14, 1999·37 cites·16 claims
- 1576US5308041ADevice for installing a cable in a cable ductNEDERLAND PTT·Filed 1993·Granted May 3, 1994·38 cites·9 claims
- 1676US5211377AMethod and device for installing a cable in a cable ductNEDERLAND PTT·Filed 1991·Granted May 18, 1993·40 cites·11 claims
- 1775US6711328B2Installation bundle with spacerNKF KABEL BV·Filed 2001·Granted Mar 23, 2004·15 cites·29 claims
- 1874US5946788AMethod and device for inserting a cable-shaped member into an elongated, tubular sheathing wound around, or in, a holderKONINKL KPN NV·Filed 1997·Granted Sep 7, 1999·43 cites·28 claims
- 1973US5897103AMethod for installing cablesNEDERLAND PTT·Filed 1996·Granted Apr 27, 1999·35 cites·26 claims
- 2072US6848541B2Optical cable installation with cable lubricatorNKF KABEL BV·Filed 2002·Granted Feb 1, 2005·23 cites·26 claims
- 2172US6129341ADevice for installing cablesNEDERLAND PTT·Filed 1998·Granted Oct 10, 2000·34 cites·14 claims
- 2271US9780540B2Duct rod system for installing an elongated element in a conduitGRIFFIOEN WILLEM·Filed 2011·Granted Oct 3, 2017·5 cites·30 claims
- 2369US7992685B2Optical cable lubricator with reservoirDRAKA COMTEQ BV·Filed 2005·Granted Aug 9, 2011·7 cites·10 claims
- 2468US7991256B2Optical fiber cable and method for modifying the sameDRAKA COMTEQ BV·Filed 2007·Granted Aug 2, 2011·4 cites·28 claims
- 2568US7021426B2Optical cable installation with cable lubricatorNKF KABEL BV·Filed 2004·Granted Apr 4, 2006·17 cites·19 claims
- 2667US8770550B2Process, pig and pressure housing for laying an elongated elementPLUMETTAZ GERARD·Filed 2010·Granted Jul 8, 2014·5 cites·15 claims
- 2766US6811307B2DTS measurement of HV cable temperature profileFiled 2003·Granted Nov 2, 2004·22 cites·5 claims
- 2865US8374471B2Cable, and a network and the use of such a cableDRAKA COMTEQ BV·Filed 2008·Granted Feb 12, 2013·3 cites·20 claims
- 2965US5474277APulling plug aided by drag forces of a fluid medium for a portion of which the plug has a leaking apertureNEDERLAND PTT·Filed 1994·Granted Dec 12, 1995·26 cites·6 claims
- 3064US5639183AInstalling cable-ductsNEDERLAND PTT·Filed 1995·Granted Jun 17, 1997·34 cites·20 claims
- 3163US8192092B2Modified pre-ferrulized communication cable assembly and installation methodGRIFFIOEN WILLEM·Filed 2010·Granted Jun 5, 2012·1 cites·10 claims
- 3261US8218926B2Cable, and a use and method for constructing a cable networkGRIFFIOEN WILLEM·Filed 2008·Granted Jul 10, 2012·2 cites·22 claims
- 3358US6879760B2Installation bundle with spacerNKF KABEL BV·Filed 2003·Granted Apr 12, 2005·5 cites·27 claims
- 3456US8385694B2Automated optical switch and methodDRAKA COMTEQ BV·Filed 2009·Granted Feb 26, 2013·1 cites·9 claims
- 3556US8374475B2Optical waveguide assembly, storage device, and method for installing an optical waveguideDRAKA COMTEQ BV·Filed 2009·Granted Feb 12, 2013·6 cites·20 claims
- 3656US6682052B2Optical cable installation with mini-bend reductionNKF KABEL BV·Filed 2002·Granted Jan 27, 2004·9 cites·20 claims
- 3754US6722636B2Method for installing optical fibers or cables in a tube using a fluid under pressureKONINKL KPN NV·Filed 2000·Granted Apr 20, 2004·8 cites·54 claims
- 3853US8454244B2Method for installing a communication cable assemblyGRIFFIOEN WILLEM·Filed 2012·Granted Jun 4, 2013·0 cites·17 claims
- 3953US2025246885A1Device for laying a cable into a duct with a lubricating capacityPLUMETTAZ HOLDING SA·Filed 2023·Application pending·0 cites
- 4051US12034283B2Introducing an elongated element into a submarine ductPLUMETTAZ HOLDING SA·Filed 2020·Granted Jul 9, 2024·0 cites·13 claims
- 4151US6047954APulling element for installing a cable in a duct, and ducting system comprising such pulling elementKONINKL KPN NV·Filed 1997·Granted Apr 11, 2000·16 cites·18 claims
- 4248US6405998B1Method for installing cables in tubes and apparatus for practicing this methodKONINKL KPN NV·Filed 1998·Granted Jun 18, 2002·12 cites·28 claims
- 4348US6089546AApparatus and method for removing cables from tubesKONINKL KPN NV·Filed 1997·Granted Jul 18, 2000·18 cites·13 claims
- 4446US11710949B2Installation of cables in an array of ductsPLUMETTAZ HOLDING S A·Filed 2019·Granted Jul 25, 2023·0 cites·15 claims
- 4545US6115937ARemoving moisture from hollow guiding membersNEDERLAND PTT·Filed 1996·Granted Sep 12, 2000·10 cites·15 claims
- 4642US6517053B1Method for installing cables in ducts using a pressurized fluid and a device for carrying out said methodKONINKL KPN NV·Filed 1999·Granted Feb 11, 2003·10 cites·9 claims
- 4739US2003146423A1Loose fill fiber optic cable with steel jacketNKF KABEL BV·Filed 2003·Application pending·0 cites
- 4837US2002158239A1Optical cable installation with mini-bend reductionNKF KABEL BV·Filed 2001·Application pending·0 cites
- 4936US11909185B2Installing a cable into a ductPLUMETTAZ HOLDING S A·Filed 2019·Granted Feb 20, 2024·0 cites·13 claims
- 5036US6501889B1Cable having optical-fibre ribbons and method for modifying the number of optical ribbonsKONINKL KPN NV·Filed 1998·Granted Dec 31, 2002·8 cites·17 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →