Inventor · disambiguated record
Joshua E. Clapper
Also filed as: CLAPPER JOSHUA · CLAPPER JOSHUA E
36 granted patents·10 pending applications·502 citations·filing 1998–2023
97Inventor score
Files withGRACO CHILDRENS PROD INC18NORTH AMERICAN PIPE CORP16COOGAN JOHN M2NORTH AMERICAN SPECIALTY PRODUCTS LLC2CLAPPER JOSHUA E1
Top patents by PatentIndex Score
46 records- 0194US7824273B2Child motion deviceGRACO CHILDRENS PROD INC·Filed 2006·Granted Nov 2, 2010·41 cites·22 claims
- 0294US7568243B2PlayardGRACO CHILDRENS PROD INC·Filed 2008·Granted Aug 4, 2009·33 cites·13 claims
- 0390US12203581B2Polymer pipe, a pipe joint insert device, a pipe joint assembly, and methods of forming sameNORTH AMERICAN PIPE CORP·Filed 2021·Granted Jan 21, 2025·3 cites·15 claims
- 0490US10443204B2System, method and apparatus for basement footer concrete forms and drainage-related componentsNORTH AMERICAN PIPE CORP·Filed 2017·Granted Oct 15, 2019·6 cites·12 claims
- 0588US7918742B2Motor drive feedback control for a child motion deviceGRACO CHILDRENS PROD INC·Filed 2007·Granted Apr 5, 2011·22 cites·28 claims
- 0688US7607734B2Child motion deviceGRACO CHILDRENS PROD INC·Filed 2006·Granted Oct 27, 2009·32 cites·20 claims
- 0787US7003821B2Child containment structure with ventilation panelGRACO CHILDRENS PROD INC·Filed 2004·Granted Feb 28, 2006·55 cites·16 claims
- 0887US6865756B2PlayardGRACO CHILDRENS PROD INC·Filed 2003·Granted Mar 15, 2005·46 cites·29 claims
- 0986US11098832B2System, method and apparatus for low profile sealNORTH AMERICAN PIPE CORP·Filed 2017·Granted Aug 24, 2021·5 cites·13 claims
- 1085US8029377B2Child motion deviceGRACO CHILDRENS PROD INC·Filed 2008·Granted Oct 4, 2011·23 cites·38 claims
- 1184US7938731B2Compartment for integrating an electronic device in a child motion deviceGRACO CHILDRENS PROD INC·Filed 2007·Granted May 10, 2011·25 cites·19 claims
- 1284US7908686B2Changing table for a playardGRACO CHILDRENS PROD INC·Filed 2005·Granted Mar 22, 2011·21 cites·17 claims
- 1384US7727078B2Child seat canopy illumination and media projectionGRACO CHILDRENS PROD INC·Filed 2007·Granted Jun 1, 2010·24 cites·13 claims
- 1483US9200732B2Flush joint pipeCOOGAN JOHN M·Filed 2013·Granted Dec 1, 2015·9 cites·27 claims
- 1583US7617550B2PlayardGRACO CHILDRENS PROD INC·Filed 2008·Granted Nov 17, 2009·19 cites·20 claims
- 1681US8230536B2Fabric fastened changing tableCLAPPER JOSHUA E·Filed 2011·Granted Jul 31, 2012·14 cites·12 claims
- 1780US8187111B2Child motion deviceVELDERMAN MATTHEW·Filed 2009·Granted May 29, 2012·17 cites·25 claims
- 1879US11035505B2System, method and apparatus for in-line removable pipe assemblyNORTH AMERICAN PIPE CORP·Filed 2018·Granted Jun 15, 2021·2 cites·21 claims
- 1977US7418746B2PlayardGRACO CHILDRENS PROD INC·Filed 2004·Granted Sep 2, 2008·31 cites·33 claims
- 2074US11543054B2Pipe retrieval apparatus, system, and methodNORTH AMERICAN PIPE CORP·Filed 2021·Granted Jan 3, 2023·1 cites·20 claims
- 2174US8146989B2Child soothing device with a low frequency sound chamberGODISKA JAMES E·Filed 2008·Granted Apr 3, 2012·18 cites·15 claims
- 2273US12264763B2System for conduit squeeze retainerWESTLAKE PIPE & FITTINGS CORP·Filed 2023·Granted Apr 1, 2025·0 cites·25 claims
- 2373US10550979B2System for conduit squeeze retainerNORTH AMERICAN PIPE CORP·Filed 2018·Granted Feb 4, 2020·1 cites·21 claims
- 2470US11098834B2System, method and apparatus for debris shield for squeeze-activated retainer for a conduitNORTH AMERICAN PIPE CORP·Filed 2018·Granted Aug 24, 2021·1 cites·16 claims
- 2570US11015753B2System, method and apparatus for pull-actuated spline for coupling with a pipeNORTH AMERICAN PIPE CORP·Filed 2018·Granted May 25, 2021·1 cites·19 claims
- 2670US10794517B2System, method and apparatus for expansion coupling for pipes with sheathed groovesNORTH AMERICAN PIPE CORP·Filed 2018·Granted Oct 6, 2020·1 cites·20 claims
- 2768US12038108B2System, method and apparatus for in-line removable pipe assemblyNORTH AMERICAN PIPE CORP·Filed 2021·Granted Jul 16, 2024·0 cites·30 claims
- 2865US11441714B2System, method and apparatus for ramped retainer for a pipeNORTH AMERICAN PIPE CORP·Filed 2020·Granted Sep 13, 2022·0 cites·20 claims
- 2964US11054060B2Pipe retriever apparatus, system, and methodNORTH AMERICAN PIPE CORP·Filed 2019·Granted Jul 6, 2021·1 cites·18 claims
- 3064US7401367B2PlayardGRACO CHILDRENS PROD INC·Filed 2004·Granted Jul 22, 2008·20 cites·15 claims
- 3163US6961968B2Bassinet and changing table assemblyGRACO CHILDRENS PROD INC·Filed 2004·Granted Nov 8, 2005·22 cites·7 claims
- 3262US10443766B2System, method and apparatus for restrained pipe jointNORTH AMERICAN SPECIALTY PRODUCTS LLC·Filed 2016·Granted Oct 15, 2019·1 cites·12 claims
- 3362US2020173588A1System for conduit squeeze retainerNORTH AMERICAN PIPE CORP·Filed 2020·Application pending·0 cites
- 3459US10746335B2System, method and apparatus for ramped retainer for a pipeNORTH AMERICAN PIPE CORP·Filed 2018·Granted Aug 18, 2020·0 cites·16 claims
- 3558US9568120B2Flush joint pipeCOOGAN JOHN M·Filed 2013·Granted Feb 14, 2017·1 cites·24 claims
- 3653US2010159428A1Children's Development Device With Multiple-Axis MotionGRACO CHILDRENS PROD INC·Filed 2009·Application pending·0 cites
- 3751US10808844B2System, method and apparatus for pipe restrained joint seal and lockNORTH AMERICAN PIPE CORP·Filed 2018·Granted Oct 20, 2020·0 cites·17 claims
- 3851US2010256529A1Prenatal Listening DeviceGRACO CHILDRENS PROD INC·Filed 2009·Application pending·0 cites
- 3949US2006207023A1Child containment structure with ventilation panelGRACO CHILDRENS PROD INC·Filed 2006·Application pending·0 cites
- 4048US2015369395A1Flush joint pipeNORTH AMERICAN SPECIALTY PRODUCTS LLC·Filed 2015·Application pending·0 cites
- 4143US2005210580A1Child sleeping assembly with inclinable sleeping surfaceGRACO CHILDRENS PROD INC·Filed 2004·Application pending·0 cites
- 4242US2003025721A1Hand mounted ultrasonic position determining device and systemFiled 2002·Application pending·0 cites
- 4340US2017306584A1System, method and apparatus for integrated water management of a basementNORTH AMERICAN PIPE CORP·Filed 2017·Application pending·0 cites
- 4439US2003015650A1Light collecting and focusing deviceFiled 2001·Application pending·0 cites
- 4538US6660425B2Catalyst design for VRLA batteriesJONES WILLIAM E M·Filed 1999·Granted Dec 9, 2003·6 cites·32 claims
- 4625US2001049051A1Use of catalysts in standby valve-regulated lead acid cellsFiled 1998·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →