Class F25B : REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
Subclass 9/02: Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point using Joule-Thompson effect; using vortex effect
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12078400 | Miniature Joule-Thomson cryocooler operating at liquid helium temperatures | Aug 26, 21 | Sep 03, 24 | 501 Tsinghua University |
| 12007212 | Joule-Thompson cooler actuation systems | Oct 08, 21 | Jun 11, 24 | Simmonds Precision Products, Inc. |
| 11841179 | Heating, ventilation, and air-conditioning systems and methods | Jan 14, 20 | Dec 12, 23 | Goodman Global Group, Inc. |
| 11662140 | Raw material gas liquefying device and method of controlling this raw material gas liquefying device | Dec 04, 17 | May 30, 23 | Kawasaki Jukogyo Kabushiki Kaisha |
| 11533828 | Electronic cooling systems | May 13, 20 | Dec 20, 22 | Raytheon Company |
| 11486609 | Systems and methods for providing continuous cooling at cryogenic temperatures | Jul 21, 20 | Nov 01, 22 | The Argonne National Laboratory The University of Chicago Development |
| 11333404 | Cryogenic cooling system | Jun 14, 19 | May 17, 22 | Oxford Instruments Nanotechnology Tools Limited |
| 11322330 | Sample holder for electron microscopy | Mar 23, 21 | May 03, 22 | Not available |
| 11306957 | Liquid nitrogen-based cooling system | Jan 22, 19 | Apr 19, 22 | The Tisdale Group, LLC |
| 11293671 | Refrigeration cycle for liquid oxygen densification | Jul 07, 20 | Apr 05, 22 | Praxair Technology Inc. |
| 11215384 | System and method for cryogenic cooling | Dec 17, 18 | Jan 04, 22 | Edwards Vacuum LLC |
| 11187438 | Part for Joule-Thomson cooler and method for manufacturing such a part | Jun 26, 19 | Nov 30, 21 | Safran Electronics & Defense |
| 11162715 | coolant for general refrigeration use in mobile and stationary containers | Feb 27, 20 | Nov 02, 21 | Frostime LLC; NDSU Research Foundation; |
| 11125475 | Cryogenic cooling system | Mar 24, 20 | Sep 21, 21 | Oxford Instruments Nanotechnology Tools Limited |
| 11060769 | Refrigerator | Nov 26, 18 | Jul 13, 21 | LG Electronics Inc. |
| 11035610 | Industrial and hydrocarbon gas liquefaction | Apr 10, 19 | Jun 15, 21 | COOL SCIENCE INC. |
| 11028841 | Cooling device equipped with a compressor device | Mar 06, 17 | Jun 08, 21 | Pressure Wave Systems GmbH |
| 10942234 | Reduction of blockages in a cryogenic refrigeration system such as for magnetic resonance imaging systems | Apr 19, 13 | Mar 09, 21 | Oxford Instruments Nanotechnology Tools Limited |
| 10914495 | Apparatus for heat transfer, utilizing the Joule Thomson (JT) effect, for crowning upon heat-emitting devices | Sep 18, 17 | Feb 09, 21 | The Boeing Company |
| 10808967 | Refrigeration cycle for liquid oxygen densification | Jan 15, 18 | Oct 20, 20 | Praxair Technology Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0003,643 | CRYOGENIC PUMPING SYSTEM AND INNOVATIVE INTEGRATION FOR SUB-KELVIN CRYOGENICS BELOW 1.5K | Oct 07, 22 | Jan 02, 25 | L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges Claude |
| 2024/0377,107 | CRYOGENIC COOLING DEVICE | Jul 22, 24 | Nov 14, 24 | Sumitomo Heavy Industries Ltd. |
| 2022/0349,628 | Compact Low-power Cryo-Cooling Systems for Superconducting Elements | Jul 05, 22 | Nov 03, 22 | National Institute of Standards and Technology (NIST) |
| 2021/0080,153 | CRYOGENIC REFRIGERATION OF A PROCESS MEDIUM | Feb 25, 19 | Mar 18, 21 | Not available |
| 2020/0318,862 | PORTABLE INSTANT COOLING SYSTEM WITH CONTROLLED TEMPERATURE OBTAINED THROUGH TIMED-RELEASE LIQUID OR GASEOUS CO2 COOLANT FOR GENERAL REFRIGERATION USE IN MOBILE AND STATIONARY CONTAINERS | Feb 27, 20 | Oct 08, 20 | Frostime LLC; North Dakota State University; |
| 2019/0120,529 | CRYOGENIC DEVICE WITH COMPACT EXCHANGER | Jun 02, 17 | Apr 25, 19 | Not available |
| 2019/0086,126 | APPARATUS FOR HEAT TRANSFER, UTILIZING THE JOULES THOMPSON (JT) EFFECT, CROWNED UPON HEAT-EMITTING DEVICES | Sep 18, 17 | Mar 21, 19 | Not available |
| 2018/0202,690 | REFRIGERATION CYCLE FOR LIQUID OXYGEN DENSIFICATION | Jan 15, 18 | Jul 19, 18 | Not available |
| 2017/0343,246 | CLOSED CYCLE CRYOGEN RECIRCULATION SYSTEM AND METHOD | Dec 10, 15 | Nov 30, 17 | Not available |
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
