B01D 46/429
Means for wireless communication
Official title: {Means for wireless communication}
B01D46/429 (Means for wireless communication) appears on 158 US grants and 240 published applications in this corpus.
Search patents in B01D- Granted patents
- 158
- Published applications
- 240
- Assignees
- 111
- Inventors
- 495
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 3 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 4 | 7 |
| 2012 | 0 | 2 |
| 2013 | 5 | 3 |
| 2014 | 3 | 2 |
| 2015 | 0 | 6 |
| 2016 | 3 | 13 |
| 2017 | 5 | 14 |
| 2018 | 7 | 12 |
| 2019 | 8 | 24 |
| 2020 | 15 | 21 |
| 2021 | 16 | 24 |
| 2022 | 11 | 32 |
| 2023 | 19 | 25 |
| 2024 | 24 | 13 |
| 2025 | 16 | 16 |
| 2026 | 13 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air filtration apparatus and system for providing patient information6 Oct 2026US 12,752,071 B2ResMed Pty Ltd
- Vehicle, fleet, and method for treating environment air15 Sep 2026US 12,734,886 B2MANN+HUMMEL Ventures Pte. Ltd.
- Indoor air cleaning system8 Sep 2026US 12,729,868 B2Microjet Technology Co., Ltd.
- Inline air filter apparatuses, systems and methods21 Jul 2026US 12,687,316 B1Rectorseal Corporation
- Device for detecting gas and controlling volume of clean gas21 Apr 2026US 12,607,542 B2Microjet Technology Co., Ltd.
- Air filter with coupled sample collection/analysis27 Aug 2026US 2026/0249222 A1Kappa Filter Systems GmbH
- Communicating filter plants27 Aug 2026US 2026/0249226 A1Kappa Filter Systems GmbH
- Indoor field intelligent cleaning system25 Jun 2026US 2026/0177263 A1Microjet Technology Co., Ltd.
- Intelligent networked exhaust fan4 Jun 2026US 2026/0153259 A1Microjet Technology Co., Ltd.
- Filter monitoring apparatus for filter cleaning28 May 2026US 2026/0146937 A1
Most cited
By later US patents
- Device and method for monitoring the integrity of filtering installations289US 7,048,775 B2Sartorius AG · 2006
- Identification of filter media within a filtration system255US 10,143,948 B23M Innovative Properties Company · 2018
- Assembly of filtering apparatus and replaceable filter; and filtering apparatus and filter for use therein103US 5,674,381 ADoctro A.V.V. · 1997
- Fluid filters having a concealed machine-readable identification57US 6,558,444 B1PSI Global Ltd. · 2003
- Automatic detection and warning device of filtering net in air conditioner47US 6,228,155 B12001