Inventor
BERCHOWITZ DAVID M
US31 patents
⚠️ This page may combine multiple inventors who share the name “BERCHOWITZ DAVID M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GLOBAL COOLING INC
8 patentsUS10544978B2Jan 28, 2020
Energy efficient biological freezer with vial management system
GLOBAL COOLING INC2 citations72
US10329822B2Jun 25, 2019
Door latch with opening and closing mechanical advantage
GLOBAL COOLING INC1 citations62
US9587873B2Mar 7, 2017
Energy efficient biological freezer with vial management system
GLOBAL COOLING INC1 citations62
US11976864B2May 7, 2024
Dynamic frequency tuning for driving a free-piston gamma-type Stirling heat-pump at minimum electrical power input or maximum thermal cooling power depending upon current thermal conditions
GLOBAL COOLING INC0 citations51
US11460325B2Oct 4, 2022
Method for and control system with piston amplitude recovery for free-piston machines
GLOBAL COOLING INC0 citations51
US10775091B2Sep 15, 2020
Energy efficient biological freezer with vial management system
GLOBAL COOLING INC0 citations51
US12038214B2Jul 16, 2024
Method for improving gas bearing function at low thermal cooling power
GLOBAL COOLING INC0 citations41
US10718558B2Jul 21, 2020
Independent auxiliary thermosiphon for inexpensively extending active cooling to additional freezer interior walls
GLOBAL COOLING INC0 citations39
GLOBAL COOLING BV
7 patentsUS6549408B2Apr 15, 2003
CPU cooling device using thermo-siphon
GLOBAL COOLING BV79 citations97
US6701721B1Mar 9, 2004
Stirling engine driven heat pump with fluid interconnection
GLOBAL COOLING BV59 citations96
US7171811B1Feb 6, 2007
Multiple-cylinder, free-piston, alpha configured stirling engines and heat pumps with stepped pistons
GLOBAL COOLING BV73 citations95
US8011183B2Sep 6, 2011
Resonant stator balancing of free piston machine coupled to linear motor or alternator
GLOBAL COOLING BV22 citations92
US7692339B2Apr 6, 2010
Stirling cycle engine
GLOBAL COOLING BV10 citations84
US7073567B2Jul 11, 2006
Condenser evaporator and cooling device
GLOBAL COOLING BV8 citations73
US7075292B2Jul 11, 2006
Apparatus for determining free piston position and an apparatus for controlling free piston position
GLOBAL COOLING BV10 citations68
SUNPOWER INC
6 patentsUS4649283AMar 10, 1987
Multi-phase linear alternator driven by free-piston Stirling engine
SUNPOWER INC70 citations96
US5642622AJul 1, 1997
Refrigerator with interior mounted heat pump
SUNPOWER INC52 citations94
US5003777AApr 2, 1991
Asymmetric gas spring
SUNPOWER INC39 citations92
US4805408AFeb 21, 1989
Stirling engine power regulation system
SUNPOWER INC13 citations74
US6991023B2Jan 31, 2006
Involute foil regenerator
SUNPOWER INC5 citations56
US7784184B2Aug 31, 2010
Involute foil regenerator method
SUNPOWER INC0 citations46
BERCHOWITZ DAVID M
4 patentsUS8752375B2Jun 17, 2014
Free-piston stirling machine in an opposed piston gamma configuration having improved stability, efficiency and control
BERCHOWITZ DAVID M6 citations71
US8713934B2May 6, 2014
Lubricant free, reduced mass, free-piston, Stirling machine having reciprocating piston drivingly linked to rotary electromagnetic transducer moving in rotational oscillation
BERCHOWITZ DAVID M3 citations61
US8615993B2Dec 31, 2013
Bearing support system for free-piston stirling machines
BERCHOWITZ DAVID M2 citations59
US8671677B2Mar 18, 2014
Gamma type free-piston stirling machine configuration
BERCHOWITZ DAVID M0 citations40