F04C 23/02
Pumps characterised by combination with, or adaptation to, specific driving engines or
Official title: Pumps characterised by combination with, or adaptation to, specific driving engines or motors
F04C23/02 (Pumps characterised by combination with, or adaptation to, specific driving engines or) appears on 206 US grants and 316 published applications in this corpus.
Search patents in F04C- Granted patents
- 206
- Published applications
- 316
- Assignees
- 129
- Inventors
- 703
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 4 | 6 |
| 2010 | 3 | 14 |
| 2011 | 1 | 11 |
| 2012 | 3 | 20 |
| 2013 | 5 | 18 |
| 2014 | 15 | 24 |
| 2015 | 14 | 19 |
| 2016 | 10 | 16 |
| 2017 | 13 | 14 |
| 2018 | 10 | 9 |
| 2019 | 15 | 21 |
| 2020 | 6 | 21 |
| 2021 | 14 | 20 |
| 2022 | 20 | 20 |
| 2023 | 8 | 18 |
| 2024 | 19 | 13 |
| 2025 | 27 | 24 |
| 2026 | 13 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Systems and methods for mobile compression8 Oct 2026US 2026/0309154 A1Artemis Production Solutions, Inc.
- Rotary compressor8 Oct 2026US 2026/0309155 A1Fujitsu General Limited
- Motorized device comprising a member with eccentric movement1 Oct 2026US 2026/0298242 A1Sonceboz Motion Boncourt SA
- Compressor, method for manufacturing compressor, and method for evaluating coating material for compressor17 Sep 2026US 2026/0275985 A1Carrier Japan Corporation
- Motor and pump comprising same13 Aug 2026US 2026/0238067 A1LG Innotek Co., Ltd.
Most cited
By later US patents
- Scroll compressor20US 8,672,646 B2Mitsubishi Electric Corporation · 2014
- Multi stage scroll vacuum pumps and related scroll devices12US 10,221,852 B2Air Squared, Inc. · 2019
- Scroll compressor12US 9,169,839 B2Mitsubishi Electric Corporation · 2015
- Torsion damping mechanism for a supercharger11US 7,681,559 B2Eaton Corporation · 2010
- System and method for compressor motor protection11US 8,964,338 B2Emerson Climate Technologies, Inc. · 2015