F01D 5/023
Of the screw type
Official title: {of the screw type}
F01D5/023 (Of the screw type) appears on 18 US grants and 20 published applications in this corpus.
Search patents in F01D- Granted patents
- 18
- Published applications
- 20
- Assignees
- 10
- Inventors
- 43
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 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 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 3 |
| 2014 | 2 | 3 |
| 2015 | 2 | 0 |
| 2016 | 2 | 1 |
| 2017 | 1 | 5 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Downhole wet gas compressor processor25 Aug 2020US 10,753,187 B2GE Oil & Gas ESP, Inc.
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- Connection of rotatable parts3 Sep 2019US 10,400,679 B2ROLLS-ROYCE plc
- Air bearing arrangement for fuel cell compressors having an expander3 Jul 2025US 2025/0219494 A1ZF CV Systems Global GmbH
- Turbine engine rotor element assembly equipped with a sealing device21 Dec 2023US 2023/0407749 A1Safran Aircraft Engines
- Turbomachine rotor3 Feb 2022US 2022/0034228 A1Safran Helicopter Engines
- Long distance transmission of offshore power17 Jan 2019US 2019/0020223 A1
- Energy Conversion Device7 Dec 2017US 2017/0350254 A1
Most cited
By later US patents
- Curved tooth coupling for a miniature gas turbine engine14US 8,215,919 B2Hamilton Sundstrand Corporation · 2012
- Platform for generating electricity from flowing fluid using generally prolate turbine10US 8,344,535 B2Natural Power Concepts, Inc. · 2013
- Arrangement for extracting energy from flowing liquid5US 8,961,131 B2Flumill AS · 2015
- Long distance transmission of offshore power4US 10,122,218 B2CPG Technologies, LLC · 2018
- Gas expansion motor4US 4,500,254 A1985