Inventor · disambiguated record
David L. Christensen
Also filed as: CHRISTENSEN DAVID L · CHRISTENSEN DAVID LOYAL
23 granted patents·1 pending application·223 citations·filing 2002–2022
95Inventor score
Files withDISNEY ENTPR INC12UNIV LELAND STANFORD JUNIOR5APPLE INC4CONTROL SCREENING LLC2SIVINSKI JEFFREY ALAN1
Top patents by PatentIndex Score
24 records- 0197US11127547B1Electroactive polymers for an electronic deviceAPPLE INC·Filed 2017·Granted Sep 21, 2021·12 cites·18 claims
- 0296US10437359B1Stylus with external magnetic influenceAPPLE INC·Filed 2017·Granted Oct 8, 2019·32 cites·21 claims
- 0395US10316220B2Controllable adhesive on conformable film for non-flat surfacesUNIV LELAND STANFORD JUNIOR·Filed 2016·Granted Jun 11, 2019·6 cites·5 claims
- 0494US10092850B1Robotic bouncing ballDISNEY ENTPR INC·Filed 2017·Granted Oct 9, 2018·17 cites·30 claims
- 0593US9965930B1Electronic device including piezoelectric material layer and temperature compensation circuitry and related methodsAPPLE INC·Filed 2017·Granted May 8, 2018·11 cites·20 claims
- 0691US10296093B1Altering feedback at an electronic device based on environmental and device conditionsAPPLE INC·Filed 2017·Granted May 21, 2019·12 cites·20 claims
- 0789US10732197B2System for stabilizing an object to control tipping during omnidirectional movementDISNEY ENTPR INC·Filed 2018·Granted Aug 4, 2020·5 cites·26 claims
- 0889US10416754B2Floor system providing omnidirectional movement of a person walking in a virtual reality environmentDISNEY ENTPR INC·Filed 2017·Granted Sep 17, 2019·6 cites·20 claims
- 0988US10456694B1Haptic floor system with quake plate assemblies producing large vibration effectsDISNEY ENTPR INC·Filed 2018·Granted Oct 29, 2019·6 cites·19 claims
- 1088US6797944B2Laser desorption and detection of explosives, narcotics, and other chemical substancesCONTROL SCREENING LLC·Filed 2002·Granted Sep 28, 2004·49 cites·53 claims
- 1186US10723455B1Aerial show system with dynamic participation of unmanned aerial vehicles (UAVs) with distributed show systemsDISNEY ENTPR INC·Filed 2019·Granted Jul 28, 2020·12 cites·27 claims
- 1283US10647004B2Air-bladder enhanced with gecko-adhesive for grasping applicationsUNIV LELAND STANFORD JUNIOR·Filed 2017·Granted May 12, 2020·5 cites·12 claims
- 1377US9631684B1Velocity-dependent mechanical and magnetic clutchUNIV LELAND STANFORD JUNIOR·Filed 2015·Granted Apr 25, 2017·2 cites·20 claims
- 1475US6946300B2Multi-modal detection of explosives, narcotics, and other chemical substancesCONTROL SCREENING LLC·Filed 2003·Granted Sep 20, 2005·41 cites·16 claims
- 1571US10807244B2Ballistic robot system with spin and other controlled motion of robot during flightDISNEY ENTPR INC·Filed 2018·Granted Oct 20, 2020·2 cites·10 claims
- 1670US11447261B2Untethered robot with hybrid air and water power for hovering and quick airborne movementsDISNEY ENTPR INC·Filed 2020·Granted Sep 20, 2022·1 cites·37 claims
- 1767US11591100B2Untethered robot with hybrid air and water power for hovering and quick airborne movementsDISNEY ENTPR INC·Filed 2022·Granted Feb 28, 2023·0 cites·19 claims
- 1860US11292126B2Robots with robust bipedal locomotion supported with non-conventional physicsDISNEY ENTPR INC·Filed 2019·Granted Apr 5, 2022·1 cites·18 claims
- 1959US10011010B2Dry adhesives for enhancing ground reaction forces substantially beyond frictionUNIV LELAND STANFORD JUNIOR·Filed 2015·Granted Jul 3, 2018·1 cites·6 claims
- 2058US11104004B2Ballistic robot system with spin and other controlled motion of robot during flightDISNEY ENTPR INC·Filed 2020·Granted Aug 31, 2021·0 cites·23 claims
- 2155US10722807B2Haptic floor system with quake plate assemblies producing large vibration effectsDISNEY ENTPR INC·Filed 2019·Granted Jul 28, 2020·0 cites·20 claims
- 2255US9174804B2Conveyor hood assemblySIVINSKI JEFFREY ALAN·Filed 2013·Granted Nov 3, 2015·2 cites·21 claims
- 2349US11072075B2Eye contact sensing and control for robotic charactersDISNEY ENTPR INC·Filed 2019·Granted Jul 27, 2021·0 cites·17 claims
- 2443US2016200945A1One Degree of Freedom Climbing Robot with Anisotropic Directional Dry AdhesionUNIV LELAND STANFORD JUNIOR·Filed 2015·Application pending·0 cites
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