B21D 53/267
Blower wheels, i.e. wheels provided with fan elements
Official title: {blower wheels, i.e. wheels provided with fan elements}
B21D53/267 (Blower wheels, i.e. wheels provided with fan elements) appears on 12 US grants and 15 published applications in this corpus.
Search patents in B21D- Granted patents
- 12
- Published applications
- 15
- Assignees
- 18
- Inventors
- 29
- Latest grant
- 20 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 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 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of correcting bend of joint type-turbine rotor20 Jun 2023US 11,679,430 B2Kabushiki Kaisha Toshiba
- Fan structure and manufacturing method thereof26 Nov 2019US 10,487,845 B2Quanta Computer Inc.
- Stirring element having segmented configuration, for circulating wastewater in basin, and apparatus5 Feb 2019US 10,195,573 B2Invent Umwelt-Und Verfaiirenstechnik AG
- Agitating member and agitating device having a plurality of segments for creating a current in a wastewater treatment basin20 Nov 2018US 10,130,921 B2Invent Umwelt-Und Verfahrenstechnik AG
- Techniques for improved volumetric resistance blower apparatus, system and method24 Jan 2017US 9,551,352 B2Intel Corporation
- Impeller and method of manufacturing an impeller8 Aug 2024US 2024/0263639 A1Ebara Pumps Europe S.P.A.
- Method of correcting bend of joint type-turbine rotor22 Jul 2021US 2021/0220891 A1Kabushiki Kaisha Toshiba
- Fan Structure And Manufacturing Method Thereof26 Apr 2018US 2018/0112676 A1Quanta Computer Inc.
- Integrally Formed Fan Guard4 Jan 2018US 2018/0003195 A1Superior Lite Corporation Limited
- Agitating member and agitating device for creating a current in a wastewater treatment basin26 Jan 2017US 2017/0021313 A1Invent Umwelt-Und Verfahrenstechnik AG
Most cited
By later US patents
- Method of making a cooling fan rotor for a rotating electrical machine in particular for an alternator for an automotive vehicle10US 5,075,964 AValeo Equipements Electriques Moteur · 1991
- Hydrokinetic torque converter and method of manufacture thereof9US 5,706,656 AFichtel & Sachs AG · 1998
- Techniques for improved volumetric resistance blower apparatus, system and method7US 9,551,352 B2Intel Corporation · 2017
- Stirring element having segmented configuration, for circulating wastewater in basin, and apparatus4US 10,195,573 B2Invent Umwelt-Und Verfaiirenstechnik AG · 2019
- Bladed rotor and apparatus for producing same4US 5,346,366 ANissan Motor Co., Ltd. · 1994