Inventor · disambiguated record
Geoffrey P. Spencer
Also filed as: SPENCER GEOFFREY · SPENCER GEOFFREY P
51 granted patents·7 pending applications·5,242 citations·filing 1993–2025
99Inventor score
Top patents by PatentIndex Score
58 records- 0199US9039395B2System, method, and apparatus for utilizing a pumping cassetteDEKA PRODUCTS LP·Filed 2014·Granted May 26, 2015·43 cites·19 claims
- 0298US9593678B2System, method, and apparatus for utilizing a pumping cassetteDEKA PRODUCTS LP·Filed 2014·Granted Mar 14, 2017·34 cites·28 claims
- 0398US9494150B2Pump chamber configured to contain a residual fluid volume for inhibiting the pumping of a gasDEKA PRODUCTS LP·Filed 2013·Granted Nov 15, 2016·29 cites·68 claims
- 0498US9494151B2System, method, and apparatus for utilizing a pumping cassetteDEKA PRODUCTS LP·Filed 2014·Granted Nov 15, 2016·29 cites·20 claims
- 0598US9488167B2System, method, and apparatus for utilizing a pumping cassetteDEKA PRODUCTS LP·Filed 2014·Granted Nov 8, 2016·35 cites·54 claims
- 0698US6520747B2System for measuring change in fluid flow rate within a lineDEKA PRODUCTS LP·Filed 2002·Granted Feb 18, 2003·245 cites·10 claims
- 0798US6343614B1System for measuring change in fluid flow rate within a lineDEKA PRODUCTS LP·Filed 2000·Granted Feb 5, 2002·214 cites·8 claims
- 0898US6223130B1Apparatus and method for detection of a leak in a membrane of a fluid flow control systemDEKA PRODUCTS LP·Filed 1998·Granted Apr 24, 2001·351 cites·20 claims
- 0998US6065941ASystem for measuring when fluid has stopped flowing within a lineDEKA PRODUCTS LP·Filed 1999·Granted May 23, 2000·218 cites·11 claims
- 1098US6041801ASystem and method for measuring when fluid has stopped flowing within a lineDEKA PRODUCTS LP·Filed 1998·Granted Mar 28, 2000·342 cites·8 claims
- 1198US5634896ALiquid pumping mechanisms for peritoneal dialysis systems employing fluid pressureDEKA PRODUCTS LP·Filed 1995·Granted Jun 3, 1997·473 cites·12 claims
- 1298US5350357APeritoneal dialysis systems employing a liquid distribution and pumping cassette that emulates gravity flowDEKA PRODUCTS LP·Filed 1993·Granted Sep 27, 1994·852 cites·35 claims
- 1397US10881778B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2018·Granted Jan 5, 2021·33 cites·7 claims
- 1497US10576194B2System and method for delivering a target volume of fluidDEKA PRODUCTS LP·Filed 2017·Granted Mar 3, 2020·37 cites·10 claims
- 1597US10201647B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2015·Granted Feb 12, 2019·60 cites·31 claims
- 1697US10058694B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2015·Granted Aug 28, 2018·59 cites·8 claims
- 1797US9981079B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2017·Granted May 29, 2018·32 cites·15 claims
- 1896US9078971B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2012·Granted Jul 14, 2015·80 cites·10 claims
- 1996US8267892B2Multi-language / multi-processor infusion pump assemblySPENCER GEOFFREY P·Filed 2008·Granted Sep 18, 2012·84 cites·21 claims
- 2096US5431626ALiquid pumping mechanisms for peritoneal dialysis systems employing fluid pressureDEKA PRODUCTS LP·Filed 1993·Granted Jul 11, 1995·464 cites·46 claims
- 2196US5421823APeritoneal dialysis methods that emulate gravity flowDEKA PRODUCTS LP·Filed 1994·Granted Jun 6, 1995·498 cites·31 claims
- 2295US12303631B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2023·Granted May 20, 2025·2 cites·10 claims
- 2395US12194213B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2021·Granted Jan 14, 2025·3 cites·31 claims
- 2495US8905965B2Infusion pump methods and systemsMANDRO MARC A·Filed 2010·Granted Dec 9, 2014·47 cites·19 claims
- 2595US5438510AUser interface and monitoring functions for automated peritoneal dialysis systemsDEKA PRODUCTS LP·Filed 1993·Granted Aug 1, 1995·496 cites·22 claims
- 2694US11752248B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2019·Granted Sep 12, 2023·17 cites·17 claims
- 2794US11400272B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2018·Granted Aug 2, 2022·19 cites·7 claims
- 2894US10792440B2Infusion pump method and systemsDEKA PRODUCTS LP·Filed 2017·Granted Oct 6, 2020·11 cites·19 claims
- 2994US9861732B2Medical treatment system and methods using a plurality of fluid linesDEKA PRODUCTS LP·Filed 2012·Granted Jan 9, 2018·40 cites·22 claims
- 3094US9561318B2System and method for delivering a target volume of fluidDEKA PRODUCTS LP·Filed 2014·Granted Feb 7, 2017·35 cites·59 claims
- 3193US9713667B2System and method for delivering a target volume of fluidDEKA PRODUCTS LP·Filed 2014·Granted Jul 25, 2017·31 cites·23 claims
- 3293US9561317B2System and method for delivering a target volume of fluidDEKA PRODUCTS LP·Filed 2014·Granted Feb 7, 2017·31 cites·60 claims
- 3390US7544179B2System and method for delivering a target volume of fluidDEKA PRODUCTS LP·Filed 2003·Granted Jun 9, 2009·113 cites·29 claims
- 3490US2025041514A1Multi-language / multi-processor infusion pump assemblyDEKA PRODUCTS LP·Filed 2024·Application pending·0 cites
- 3589US10722661B2Infusion pump methods and systemsDEKA PRODUCTS LP·Filed 2014·Granted Jul 28, 2020·11 cites·20 claims
- 3687US8821475B2System and method for delivering a target volume of fluidDISTLER CARL RAY·Filed 2007·Granted Sep 2, 2014·38 cites·7 claims
- 3787US2024127922A1Infusion pump methods and systemsDEKA PRODUCTS LP·Filed 2023·Application pending·0 cites
- 3885US9669161B2Methods and systems for controlling an infusion pumpDEKA PRODUCTS LP·Filed 2015·Granted Jun 6, 2017·4 cites·17 claims
- 3984US9132227B2Methods and systems for controlling an infusion pumpBRYANT JR ROBERT J·Filed 2009·Granted Sep 15, 2015·31 cites·13 claims
- 4083US11173243B2Multi-language/multi-processor infusion pump assemblyDEKA PRODUCTS LP·Filed 2019·Granted Nov 16, 2021·2 cites·28 claims
- 4182US6973373B2System for measuring change in fluid flow rate within a lineDEKA PRODUCTS LP·Filed 2003·Granted Dec 6, 2005·16 cites·8 claims
- 4280US9656031B2Infusion pump methods and systemsMANDRO MARC A·Filed 2010·Granted May 23, 2017·3 cites·19 claims
- 4379US12128210B2Multi-language/multi-processor infusion pump assemblyDEKA PRODUCTS LP·Filed 2021·Granted Oct 29, 2024·0 cites·19 claims
- 4477US10918789B2Methods and systems for controlling an infusion pumpDEKA PRODUCTS LP·Filed 2017·Granted Feb 16, 2021·1 cites·21 claims
- 4577US10322229B2Multi-language / multi-processor infusion pump assemblyDEKA PRODUCTS LP·Filed 2016·Granted Jun 18, 2019·1 cites·21 claims
- 4677US6046797AOptical time domain reflectometer and methodCIT ALCATEL·Filed 1997·Granted Apr 4, 2000·34 cites·12 claims
- 4775US11830599B2Infusion pump method and systemsDEKA PRODUCTS LP·Filed 2020·Granted Nov 28, 2023·0 cites·19 claims
- 4874US11862317B2Infusion pump methods and systemsDEKA PRODUCTS LP·Filed 2020·Granted Jan 2, 2024·0 cites·20 claims
- 4974US8708960B2Multi-language/multi-processor infusion pump assemblySPENCER GEOFFREY P·Filed 2012·Granted Apr 29, 2014·2 cites·21 claims
- 5073US12433997B2Methods and systems for controlling an infusion pumpDEKA PRODUCTS LP·Filed 2021·Granted Oct 7, 2025·0 cites·5 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →