F04D 29/368
Adjustment by differences of temperature
Official title: {Adjustment by differences of temperature}
F04D29/368 (Adjustment by differences of temperature) appears on 7 US grants and 5 published applications in this corpus.
Search patents in F04D- Granted patents
- 7
- Published applications
- 5
- Assignees
- 9
- Inventors
- 16
- Latest grant
- 6 Jun 2023
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 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Airfoil arrangement for a gas turbine engine utilizing a shape memory alloy6 Jun 2023US 11,668,317 B2General Electric Company
- Variable pitch fan pitch limit2 Nov 2021US 11,162,507 B2Deere & Company
- Variable geometry fan and method for manufacturing the blades thereof10 Jan 2012US 8,092,188 B2Rosati Fratelli S.R.L.
- Fan or propeller, with shape memory30 Dec 2003US 6,669,444 B2C. R. F. Societa Consortile per Azioni
- Blower fan blade13 Nov 1990US 4,969,799 AUsui Kokusai Sangyo Kaisha Limited
- Airfoil arrangement for a gas turbine engine utilizing a shape memory alloy12 Jan 2023US 2023/0008935 A1General Electric Company
- Variable pitch fan pitch limit23 Jul 2020US 2020/0232476 A1Deere & Company
- Alternator cooling fan with adjustable pitch12 Mar 2020US 2020/0080567 A1DENSO International America, Inc.
- Variable geometry fan and method for manufacturing the blades thereof9 Jul 2009US 2009/0175726 A1Rosati Fratelli S.R.L.
- Fan or propeller, with shape memory19 Sep 2002US 2002/0131859 A1C.R.F. Societa Consortile per Azioni
Most cited
By later US patents
- Fan or propeller, with shape memory7US 6,669,444 B2C. R. F. Societa Consortile per Azioni · 2003
- Fan blade6US 4,778,339 AUsui Kokusai Sangyo Kabushiki Kaisha · 1988
- Blower fan blade6US 4,969,799 AUsui Kokusai Sangyo Kaisha Limited · 1990
- Variable geometry fan and method for manufacturing the blades thereof4US 8,092,188 B2Rosati Fratelli S.R.L. · 2012
- Variable pitch fan pitch limit3US 11,162,507 B2Deere & Company · 2021