F04C 2230/00
Manufacture
F04C2230/00 (Manufacture) appears on 1,406 US grants and 1,511 published applications in this corpus.
Search patents in F04C- Granted patents
- 1,406
- Published applications
- 1,511
- Assignees
- 580
- Inventors
- 2,957
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 11 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 18 | 0 |
| 1995 | 17 | 0 |
| 1996 | 29 | 0 |
| 1997 | 16 | 0 |
| 1998 | 23 | 0 |
| 1999 | 21 | 0 |
| 2000 | 23 | 0 |
| 2001 | 28 | 6 |
| 2002 | 30 | 24 |
| 2003 | 24 | 34 |
| 2004 | 25 | 37 |
| 2005 | 19 | 53 |
| 2006 | 19 | 51 |
| 2007 | 22 | 49 |
| 2008 | 23 | 45 |
| 2009 | 29 | 49 |
| 2010 | 30 | 66 |
| 2011 | 42 | 58 |
| 2012 | 43 | 90 |
| 2013 | 46 | 74 |
| 2014 | 52 | 77 |
| 2015 | 70 | 76 |
| 2016 | 57 | 72 |
| 2017 | 45 | 75 |
| 2018 | 69 | 77 |
| 2019 | 60 | 85 |
| 2020 | 76 | 81 |
| 2021 | 73 | 80 |
| 2022 | 77 | 55 |
| 2023 | 62 | 52 |
| 2024 | 68 | 54 |
| 2025 | 58 | 53 |
| 2026 | 26 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F04C 2230/60Assembly methodsIndexing code789
- F04C 2230/20Essentially without removing materialIndexing code297
- F04C 2230/90Improving properties of machine partsIndexing code277
- F04C 2230/10Manufacture: by removing materialIndexing code87
- F04C 2230/70Disassembly methodsIndexing code77
- F04C 2230/80Repairing methodsIndexing code45
- F04C 2230/40Heat treatmentIndexing code29
- F04C 2230/85Methods for improvement by repair or exchange of partsIndexing code25
Recent patents
- Antirotation reed valve systems and methods for compressors15 Sep 2026US 12,736,053 B2Copeland Corporation
- Scroll compressors including ring-shaped counterweight assemblies1 Sep 2026US 12,723,587 B2Copeland Corporation
- Fretting resistant rotary engine housings18 Aug 2026US 12,709,983 B2Pratt & Whitney Canada Corp.
- In-situ serviceable gear pump11 Aug 2026US 12,704,125 B1Ace Machine Design Inc.
- Compressor4 Aug 2026US 12,698,771 B2Carrier Japan Corporation
- Electric oil pump, housing body portion, and pump cover1 Oct 2026US 2026/0298227 A1Nidec Powertrain Systems Corporation
- Fixed scroll assembly, scroll compressor, and method for machining fixed scroll assembly1 Oct 2026US 2026/0298235 A1Copeland Climate Technologies (Suzhou) Co. Ltd.
- Compressor, method for manufacturing compressor, and method for evaluating coating material for compressor17 Sep 2026US 2026/0275985 A1Carrier Japan Corporation
- Metal felt and brush structures as sealing elements in metal-metal mud motors10 Sep 2026US 2026/0266284 A1Baker Hughes Oilfield Operations LLC
- Maintenance Method for Scroll Fluid Machine, and Scroll Fluid Machine10 Sep 2026US 2026/0266290 A1Hitachi Industrial Equipment Systems Co., Ltd.
Most cited
By later US patents
- Portable medical suction device381US 4,930,997 A1990
- Scroll-type machine with axially compliant mounting226US 4,877,382 ACopeland Corporation · 1989
- Rotary compressor with reduced lubrication sensitivity147US 5,947,710 ACarrier Corporation · 1999
- Scroll-type machine with axially compliant mounting122US 4,767,293 ACopeland Corporation · 1988
- Adhesive and peripheral systems and methods for medical devices116US 8,113,244 B2DEKA Products Limited Partnership · 2012