Y10T 29/49329
Centrifugal blower or fan
Y10T29/49329 (Centrifugal blower or fan) appears on 94 US grants and 61 published applications in this corpus.
Search patents in Y10T- Granted patents
- 94
- Published applications
- 61
- Assignees
- 70
- Inventors
- 182
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 4 |
| 2003 | 4 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 2 | 6 |
| 2008 | 1 | 3 |
| 2009 | 4 | 5 |
| 2010 | 2 | 3 |
| 2011 | 5 | 6 |
| 2012 | 4 | 4 |
| 2013 | 4 | 5 |
| 2014 | 6 | 1 |
| 2015 | 3 | 8 |
| 2016 | 1 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 0 |
| 2019 | 2 | 2 |
| 2020 | 3 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 3 |
| 2023 | 3 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Solid-state welded multi-piece radial turbine with air cooled blades for gas turbine engines14 Oct 2025US 12,442,302 B2Rolls-Royce North American Technologies Inc.
- Method for assembling a radial turbine rotor by solid-state welding4 Feb 2025US 12,215,595 B1Rolls-Royce North American Technologies Inc.
- Fan with first subset of louvers and second subset of louvers19 Dec 2023US 11,846,302 B2
- Manufacturing method of 3-dimensional plastic impeller of centrifugal pump and the impeller29 Aug 2023US 11,739,642 B2Assoma Inc.
- Method of manufacturing a fan assembly9 May 2023US 11,644,045 B2Revcor, Inc.
- Solid-state welded multi-piece radial turbine with air cooled blades for gas turbine engines15 May 2025US 2025/0154870 A1Rolls-Royce North American Technologies Inc.
- Manufacturing method of 3-dimensional plastic impeller of centrifugal pump and the impeller7 Jul 2022US 2022/0213897 A1Assoma Inc.
- Method of Manufacturing a Fan Assembly23 Jun 2022US 2022/0196028 A1Revcor, Inc.
- Fan with first subset of louvers and second subset of louvers6 Jan 2022US 2022/0003244 A1
- Fan Assembly and Method27 Aug 2020US 2020/0271123 A1Revcor, Inc.
Most cited
By later US patents
- Molten metal pump111US 6,457,940 B12002
- High flow/high efficiency centrifugal pump having a turbine impeller for liquid applications including molten metal54US 7,896,617 B12011
- Centrifugal compressor assembly and method48US 7,856,834 B2Trane International Inc. · 2010
- Supercharger rotor, shaft, and gear arrangement46US 4,595,349 AEaton Corporation · 1986
- Composite centrifugal impeller for slurry pumps44US 4,428,717 ARockwell International Corporation · 1984