Inventor
PINKERTON JOSEPH F
US101 patents
⚠️ This page may combine multiple inventors who share the name “PINKERTON JOSEPH F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ACTIVE POWER INC
20 patentsUS7086231B2Aug 8, 2006
Thermal and compressed air storage system
ACTIVE POWER INC158 citations99
US6192687B1Feb 27, 2001
Uninterruptible power supply utilizing thermal energy source
ACTIVE POWER INC98 citations98
US5767591AJun 16, 1998
Method and apparatus for providing startup power to a genset-backed uninterruptible power supply
ACTIVE POWER INC119 citations98
US6512305B1Jan 28, 2003
Method and apparatus having a turbine working in different modes for providing an uninterruptible supply of electric power to a critical load
ACTIVE POWER INC55 citations96
US6255743B1Jul 3, 2001
Method and apparatus for providing an uninterruptible supply of electric power to a critical load
ACTIVE POWER INC60 citations96
US6166472ADec 26, 2000
Airgap armature coils and electric machines using same
ACTIVE POWER INC73 citations96
US5932935AAug 3, 1999
Energy storage flywheel emergency power source and methods
ACTIVE POWER INC34 citations96
US5905321AMay 18, 1999
Energy storage flywheel apparatus and methods
ACTIVE POWER INC34 citations96
US7127895B2Oct 31, 2006
Systems and methods for providing backup energy to a load
ACTIVE POWER INC61 citations95
US7693402B2Apr 6, 2010
Thermal storage unit and methods for using the same to heat a fluid
ACTIVE POWER INC103 citations94
US6323573B1Nov 27, 2001
High-efficiency inductor-alternator
ACTIVE POWER INC27 citations93
US6236123B1May 22, 2001
Generator providing alternating current which has a selected frequency
ACTIVE POWER INC29 citations93
US6118202ASep 12, 2000
High-efficiency inductor-alternator
ACTIVE POWER INC22 citations93
US6087753AJul 11, 2000
High-efficiency inductor-alternator
ACTIVE POWER INC18 citations93
US5874797AFeb 23, 1999
Permanent magnet generator providing alternating current which has a selected frequency
ACTIVE POWER INC48 citations93
US6463738B1Oct 15, 2002
Method and apparatus for providing a continuous supply of electric power
ACTIVE POWER INC82 citations92
US6029538AFeb 29, 2000
Replaceable bearing cartridge assembly for flywheel energy system
ACTIVE POWER INC34 citations92
US5969457AOct 19, 1999
Energy storage flywheel apparatus and methods
ACTIVE POWER INC22 citations92
US5929548AJul 27, 1999
High inertia inductor-alternator
ACTIVE POWER INC20 citations92
US5920138AJul 6, 1999
Motor/generator and axial magnetic bearing utilizing common magnetic circuit
ACTIVE POWER INC18 citations92
CLEAN ENERGY LABS LLC
10 patentsUSD883952SMay 12, 2020
Audio speaker
CLEAN ENERGY LABS LLC47 citations94
US9826313B2Nov 21, 2017
Compact electroacoustic transducer and loudspeaker system and method of use thereof
CLEAN ENERGY LABS LLC19 citations92
USD1033382SJul 2, 2024
Audio speaker
CLEAN ENERGY LABS LLC14 citations85
US12003943B2Jun 4, 2024
Electroacoustic drivers and loudspeakers containing same
CLEAN ENERGY LABS LLC4 citations85
US9924275B2Mar 20, 2018
Loudspeaker having electrically conductive membrane transducers
CLEAN ENERGY LABS LLC9 citations84
US9516426B2Dec 6, 2016
Electrostatic membrane pump/transducer and methods to make and use same
CLEAN ENERGY LABS LLC12 citations84
US9515580B2Dec 6, 2016
Membrane-based nano-electromechanical systems device and methods to make and use same
CLEAN ENERGY LABS LLC8 citations84
US9264796B2Feb 16, 2016
Electrically conductive membrane pump/transducer and methods to make and use same
CLEAN ENERGY LABS LLC6 citations84
US9167353B2Oct 20, 2015
Electrically conductive membrane pump/transducer and methods to make and use same
CLEAN ENERGY LABS LLC7 citations84
US9143868B2Sep 22, 2015
Electrically conductive membrane pump/transducer and methods to make and use same
CLEAN ENERGY LABS LLC11 citations84
AMBIENT SYSTEMS INC
8 patentsUS6593666B1Jul 15, 2003
Energy conversion systems using nanometer scale assemblies and methods for using same
AMBIENT SYSTEMS INC47 citations96
US7262515B2Aug 28, 2007
Energy conversion systems using nanometer scale assemblies and methods for using same
AMBIENT SYSTEMS INC13 citations92
US7256063B2Aug 14, 2007
Nanoelectromechanical transistors and switch systems
AMBIENT SYSTEMS INC36 citations92
US7095645B2Aug 22, 2006
Nanoelectromechanical memory cells and data storage devices
AMBIENT SYSTEMS INC40 citations92
US7199498B2Apr 3, 2007
Electrical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same
AMBIENT SYSTEMS INC17 citations91
US7196450B2Mar 27, 2007
Electromechanical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same
AMBIENT SYSTEMS INC29 citations91
US7148579B2Dec 12, 2006
Energy conversion systems utilizing parallel array of automatic switches and generators
AMBIENT SYSTEMS INC33 citations91
US7414325B2Aug 19, 2008
Energy conversion systems using nanometer scale assemblies and methods for using same
AMBIENT SYSTEMS INC10 citations84
MAGNETIC BEARING TECH
7 patentsUS5731645AMar 24, 1998
Integrated motor/generator/flywheel utilizing a solid steel rotor
MAGNETIC BEARING TECH93 citations96
US5302874AApr 12, 1994
Magnetic bearing and method utilizing movable closed conductive loops
MAGNETIC BEARING TECH70 citations96
US5980193ANov 9, 1999
Magnetically levitated robot and method of increasing levitation force
MAGNETIC BEARING TECH30 citations92
US5572079ANov 5, 1996
Magnetic bearing utilizing brushless generator
MAGNETIC BEARING TECH37 citations92
US5525848AJun 11, 1996
Magnetic bearing system including a generator
MAGNETIC BEARING TECH22 citations92
US5471105ANov 28, 1995
Null flux magnetic bearing with cross-connected loop portions
MAGNETIC BEARING TECH29 citations92
US5469006ANov 21, 1995
Lorentz force magnetic bearing utilizing closed conductive loops and selectively controlled electromagnets
MAGNETIC BEARING TECH26 citations92
PINKERTON JOSEPH F
2 patentsCJP IP HOLDINGS LTD
2 patentsCJP IP HOLDING LTD
1 patentShowing the top 50 of 101 patents by PatentIndex Score.