F01B 29/04
Machines or engines with pertinent characteristics other than those provided for in
Official title: characterised by means for converting from one type to a different one
F01B29/04 (Machines or engines with pertinent characteristics other than those provided for in) appears on 31 US grants and 14 published applications in this corpus.
Search patents in F01B- Granted patents
- 31
- Published applications
- 14
- Assignees
- 9
- Inventors
- 37
- Latest grant
- 11 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 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 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for operating an engine on compressed gas11 Aug 2020US 10,738,614 B2
- Wind turbine with thermal battery using noncombustible fuels for storing regenerating energy19 Feb 2019US 10,208,735 B1
- Valves24 Jan 2017US 9,551,219 B2Energy Technologies Institute LLP
- Thermal engine for operation with noncombustible fuels22 Nov 2016US 9,500,158 B1
- Insert kits for multi-stage compressors and associated systems, processes and methods28 Jun 2016US 9,377,105 B2McAlister Technologies, LLC
- System for energy storage by fluid compression and concentration difference in a liquid solution30 Apr 2026US 2026/0117735 A1
- Method and apparatus for operating an engine on compressed gas6 Feb 2020US 2020/0040730 A1
- Hybrid pneumatic / internal combustion rotary engine30 Mar 2017US 2017/0089201 A1
- Thermal engine using noncombustible fuels for powering transport vehicles and other uses28 Jan 2016US 2016/0024924 A1
- Insert kits for multi-stage compressors and associated systems, processes and methods18 Sep 2014US 2014/0259664 A1McAlister Technologies, LLC
Most cited
By later US patents
- Individual cogeneration plant and local network45US 7,124,586 B2MDI Motor Development International S.A. · 2006
- Kinetic energy reclaiming system for vehicle36US 4,798,053 A1989
- Reciprocating heat engine26US 4,426,847 AThermal Systems Limited · 1984
- Internal combustion and steam engine24US 4,143,518 A1979
- Method and apparatus for operating an engine on compressed gas22US 4,292,804 A1981