Inventor · disambiguated record
Christopher Walden
Also filed as: WALDEN CHRISTOPHER · WALDEN CHRISTOPHER CARLE SIEGFRIED
9 granted patents·5 pending applications·11 citations·filing 2005–2024
80Inventor score
Files withWATERS TECHNOLOGIES CORP5KONINKLIJKE PHILIPS NV3NETTLE PAUL2PHOENIX INTERACTIVE DESIGN INC2KONINKL PHILIPS NV1
Top patents by PatentIndex Score
14 records- 0184US12372501B2Gradient proportioning valveWATERS TECHNOLOGIES CORP·Filed 2024·Granted Jul 29, 2025·0 cites·16 claims
- 0271US11940424B2Gradient proportioning valveWATERS TECHNOLOGIES CORP·Filed 2020·Granted Mar 26, 2024·0 cites·12 claims
- 0371US11821881B2Passive dampening gradient proportioning valveWATERS TECHNOLOGIES CORP·Filed 2020·Granted Nov 21, 2023·0 cites·18 claims
- 0471US11821880B2Active dampening gradient proportioning valveWATERS TECHNOLOGIES CORP·Filed 2020·Granted Nov 21, 2023·0 cites·20 claims
- 0567US9305437B1Heuristics for media dispensing in automated teller machines (ATMs)PHOENIX INTERACTIVE DESIGN INC·Filed 2014·Granted Apr 5, 2016·6 cites·19 claims
- 0666US10517793B2Cardiopulmonary compression device receiving flip-up legsKONINKLIJKE PHILIPS NV·Filed 2014·Granted Dec 31, 2019·3 cites·20 claims
- 0762US10426697B2Compact electro-mechanical chest compression driveKONINKLIJKE PHILIPS NV·Filed 2014·Granted Oct 1, 2019·2 cites·20 claims
- 0850US2015363755A1Method and system for resolution of deposit transaction exceptionsPHOENIX INTERACTIVE DESIGN INC·Filed 2013·Application pending·0 cites
- 0948US12066117B2Check valve having a spherical loading elementWATERS TECHNOLOGIES CORP·Filed 2022·Granted Aug 20, 2024·0 cites·20 claims
- 1046US2020097933A1Method and system for resolution of deposit transaction exceptionsPHOENIX INTERACTIVE DESIGN INCORPORATED·Filed 2019·Application pending·0 cites
- 1145US10751247B2Compensation for deflection in an automated cardiopulmonary compression deviceKONINKLIJKE PHILIPS NV·Filed 2014·Granted Aug 25, 2020·0 cites·3 claims
- 1244US2015328083A1Lightweight electro-mechanical chest compression deviceKONINKL PHILIPS NV·Filed 2013·Application pending·0 cites
- 1337US2006242318A1Method and apparatus for cascading mediaNETTLE PAUL·Filed 2005·Application pending·0 cites
- 1436US2006242320A1Method and apparatus for pollingNETTLE PAUL·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →