Inventor · disambiguated record
Christopher B. Churchill
Also filed as: CHURCHILL CHRISTOPHER B · CHURCHILL CHRISTOPHER BURTON
26 granted patents·2 pending applications·142 citations·filing 2009–2023
95Inventor score
Files withHRL LAB LLC16BROWNE ALAN L6GM GLOBAL TECH OPERATIONS LLC3GAO XIUJIE1GM GLOBAL TECH OPERATIONS INC1
Top patents by PatentIndex Score
28 records- 0197US9920793B1Negative stiffness system with variable preload adjustmentHRL LAB LLC·Filed 2014·Granted Mar 20, 2018·23 cites·25 claims
- 0296US10422397B1Methods to dynamically alter the stiffness of nonlinear structuresHRL LAB LLC·Filed 2014·Granted Sep 24, 2019·21 cites·22 claims
- 0396US9822835B1Torsion springs with changeable stiffnessHRL LAB LLC·Filed 2015·Granted Nov 21, 2017·10 cites·21 claims
- 0495US9825610B1Tunable stiffness mechanical filter and amplifierHRL LAB LLC·Filed 2015·Granted Nov 21, 2017·13 cites·25 claims
- 0595US9021801B2Compensating for incomplete reversal in mechanisms incorporating shape memory alloy wireGAO XIUJIE·Filed 2012·Granted May 5, 2015·27 cites·20 claims
- 0693US11473647B1Isolation system and methodHRL LAB LLC·Filed 2015·Granted Oct 18, 2022·8 cites·13 claims
- 0792US11624420B1Isolation system and methodHRL LAB LLC·Filed 2022·Granted Apr 11, 2023·1 cites·1 claims
- 0891US10495171B1Torsion springs with changeable stiffnessHRL LAB LLC·Filed 2017·Granted Dec 3, 2019·4 cites·3 claims
- 0990US9588020B2Test methodGM GLOBAL TECH OPERATIONS LLC·Filed 2014·Granted Mar 7, 2017·10 cites·20 claims
- 1090US8388773B2Apparatus for and method of conditioning shape memory alloy wireLUNTZ JONATHAN E·Filed 2009·Granted Mar 5, 2013·13 cites·10 claims
- 1183US12169012B1Isolation system and methodHRL LAB LLC·Filed 2023·Granted Dec 17, 2024·0 cites·4 claims
- 1282US10233991B2Adjustable negative stiffness mechanismsHRL LAB LLC·Filed 2017·Granted Mar 19, 2019·3 cites·17 claims
- 1382US9067526B2Estimating the remaining life of shape memory alloy actuatorsBROWNE ALAN L·Filed 2012·Granted Jun 30, 2015·5 cites·8 claims
- 1480US11841060B1Isolation system and methodHRL LAB LLC·Filed 2023·Granted Dec 12, 2023·0 cites·6 claims
- 1572US9091252B2Methodology and mechanisms for enhancing high ambient temperature performance in shape memory alloy applicationsGM GLOBAL TECH OPERATIONS INC·Filed 2012·Granted Jul 28, 2015·2 cites·8 claims
- 1670US8844281B2Shape memory alloy heat engines and energy harvesting systemsBROWNE ALAN L·Filed 2011·Granted Sep 30, 2014·2 cites·7 claims
- 1766US11460085B1Torsion springs with changeable stiffnessHRL LAB LLC·Filed 2019·Granted Oct 4, 2022·0 cites·16 claims
- 1859US10344822B2Hingeless, large-throw negative stiffness structureHRL LAB LLC·Filed 2017·Granted Jul 9, 2019·0 cites·6 claims
- 1955US9897161B2Hingeless, large-throw negative stiffness structureHRL LAB LLC·Filed 2014·Granted Feb 20, 2018·0 cites·15 claims
- 2054US8800283B2Method of starting and operating a shape memory alloy heat engineBROWNE ALAN L·Filed 2011·Granted Aug 12, 2014·0 cites·10 claims
- 2153US10260586B2Adjustable negative stiffness systemsHRL LAB LLC·Filed 2017·Granted Apr 16, 2019·0 cites·18 claims
- 2252US10527567B2Method of testing a shape memory alloy element, and a validation system thereforGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Jan 7, 2020·0 cites·19 claims
- 2352US9593739B2Negative stiffness hydraulic systemHRL LAB LLC·Filed 2014·Granted Mar 14, 2017·0 cites·26 claims
- 2451US9003789B2Energy harvesting systemBROWNE ALAN L·Filed 2011·Granted Apr 14, 2015·0 cites·12 claims
- 2549US11270827B1Shunting vibrational magnetic transmitterHRL LAB LLC·Filed 2018·Granted Mar 8, 2022·0 cites·21 claims
- 2649US2012216523A1Energy harvesting systemBROWNE ALAN L·Filed 2011·Application pending·0 cites
- 2749US2012216526A1Shape memory alloy heat engines and energy harvesting systemsBROWNE ALAN L·Filed 2011·Application pending·0 cites
- 2841US9859834B2Slack compensatorGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Jan 2, 2018·0 cites·8 claims
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