F25B 2600/026
By controlling unloaders
Official title: by controlling unloaders
F25B2600/026 (By controlling unloaders) appears on 315 US grants and 328 published applications in this corpus.
Search patents in F25B- Granted patents
- 315
- Published applications
- 328
- Assignees
- 127
- Inventors
- 662
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 3 |
| 2002 | 11 | 5 |
| 2003 | 12 | 12 |
| 2004 | 12 | 11 |
| 2005 | 12 | 16 |
| 2006 | 5 | 18 |
| 2007 | 12 | 12 |
| 2008 | 10 | 20 |
| 2009 | 4 | 9 |
| 2010 | 7 | 14 |
| 2011 | 11 | 13 |
| 2012 | 8 | 10 |
| 2013 | 5 | 11 |
| 2014 | 2 | 7 |
| 2015 | 5 | 23 |
| 2016 | 13 | 8 |
| 2017 | 15 | 20 |
| 2018 | 19 | 18 |
| 2019 | 19 | 10 |
| 2020 | 20 | 18 |
| 2021 | 12 | 14 |
| 2022 | 11 | 20 |
| 2023 | 13 | 10 |
| 2024 | 16 | 9 |
| 2025 | 6 | 8 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Refrigerated dryer power saving controls19 May 2026US 12,631,381 B2Ingersoll-Rand Industrial U.S., Inc.
- Refrigeration cycle system14 Apr 2026US 12,601,526 B2Daikin Industries, Ltd.
- Test chamber and method for its control having cooling circuit accommodating small volume test chamber31 Mar 2026US 12,590,719 B2Weiss Technik GmbH
- Dry cooler for an ice maker25 Nov 2025US 12,480,693 B2Mile High Equipment Company
- Temperature regulating refrigeration systems for varying loads8 Jul 2025US 12,352,482 B2Tark Thermal Solutions, Inc.
- Heat pump with Hot Gas Bypass for Automotive Heat Pump Application18 Jun 2026US 2026/0166958 A1Hanon Systems
- Rotary compressor, air conditioning system, and control method28 May 2026US 2026/0146770 A1Shanghai Highly Electrical Appliances Co., Ltd.
- Vehicle air conditioning device21 May 2026US 2026/0138418 A1Sanden Corporation
- Vehicle air-conditioning device14 May 2026US 2026/0131632 A1Sanden Corporation
- Vehicle air conditioning device14 May 2026US 2026/0131634 A1Sanden Corporation
Most cited
By later US patents
- Adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor194US 6,047,557 ACopeland Corporation · 2000
- Compressor pulse width modulation172US 6,213,731 B1Copeland Corporation · 2001
- Capacity modulated scroll machine156US 5,741,120 ACopeland Corporation · 1998
- Scroll machine with continuous capacity modulation148US 6,412,293 B1Copeland Corporation · 2002
- Control system for regulating large capacity rotating machinery131US 4,151,725 ABorg-Warner Corporation · 1979