F01B 31/005
Silencing equipment
Official title: {Silencing equipment (F01B31/16 takes precedence)}
F01B31/005 (Silencing equipment) appears on 7 US grants and 4 published applications in this corpus.
Search patents in F01B- Granted patents
- 7
- Published applications
- 4
- Assignees
- 5
- Inventors
- 14
- Latest grant
- 10 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 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 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compressed air driven motor10 Sep 2024US 12,084,974 B2Graco Minnesota Inc.
- Pneumatic pump silencer, pneumatic pump comprising such a silencer and coating product spraying installation comprising at least one such pneumatic pump7 Feb 2023US 11,572,870 B2Exel Industries
- Compressed air driven motor19 Apr 2022US 11,306,590 B2Graco Minnesota Inc.
- Engine capable of reducing noise10 Oct 2017US 9,784,104 B2Kwang Yang Motor Co., Ltd.
- Low noise high efficiency positive displacement pump21 Nov 2000US 6,148,716 AImpact MST Incorporated
- Compressed air driven motor7 Jul 2022US 2022/0213789 A1Graco Minnesota Inc.
- Compressed air driven motor17 Dec 2020US 2020/0392949 A1Graco Minnesota Inc.
- Pneumatic pump silencer, pneumatic pump comprising such a silencer and coating product spraying installation comprising at least one such pneumatic pump1 Oct 2020US 2020/0309108 A1Exel Industries
- Engine Capable of Reduing Noise30 Jul 2015US 2015/0211369 A1Kwang Yang Motor Co., Ltd.
Most cited
By later US patents
- Muffler for pneumatic device17US 5,731,556 AIngersoll-Rand Company · 1998
- Muffler for air operated reciprocating pumps15US 5,559,310 AIngersoll-Rand Company · 1996
- Low noise high efficiency positive displacement pump5US 6,148,716 AImpact MST Incorporated · 2000
- Compressed air driven motor1US 11,306,590 B2Graco Minnesota Inc. · 2022