G10K 2210/112
Ducts
G10K2210/112 (Ducts) appears on 106 US grants and 40 published applications in this corpus.
Search patents in G10K- Granted patents
- 106
- Published applications
- 40
- Assignees
- 66
- Inventors
- 211
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 4 |
| 2003 | 1 | 3 |
| 2004 | 2 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 3 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 3 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 3 |
| 2019 | 5 | 2 |
| 2020 | 2 | 3 |
| 2021 | 2 | 0 |
| 2022 | 1 | 4 |
| 2023 | 4 | 2 |
| 2024 | 2 | 1 |
| 2025 | 0 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cooker hood with function of active noise cancellation23 Jun 2026US 12,664,966 B2Chung Yuan Christian University
- Active sound-cancellation system for an open fluid-duct10 Feb 2026US 12,548,543 B2Novio Sound B.V.
- Feedback noise reduction method and system, and earphone18 Jun 2024US 12,014,718 B2Goertek Inc.
- Fan control system and method for noise cancellation16 Jan 2024US 11,875,773 B2British Cayman Islands Intelligo Technology Inc.
- Plasma based noise reduction system17 Oct 2023US 11,790,881 B2Ecole Polytechnique Federale De Lausanne (Epfl)
- Cooker hood with function of active noise cancellation18 Sep 2025US 2025/0292758 A1Chung Yuan Christian University
- System amd method for active acoustic control16 Jan 2025US 2025/0022452 A1BAE SYSTEMS plc
- Active acoustic control system and method16 Jan 2025US 2025/0022453 A1BAE SYSTEMS plc
- Active sound-cancellation system for an open fluid-duct22 Aug 2024US 2024/0282288 A1Novio Sound B.V.
- Feedback Active Noise Control System and Strategy with Online Secondary-path Modeling16 Mar 2023US 2023/0077396 A1Jiangnan University
Most cited
By later US patents
- Multimedia personal computer with active noise reduction and piezo speakers298US 5,828,768 ANoise Cancellation Technologies, Inc. · 1998
- Active acoustic attenuator120US 4,473,906 ALord Corporation · 1984
- Acoustic abatement method and apparatus119US 3,936,606 A1976
- Hybrid active silencer80US 4,665,549 ANelson Industries, Inc. · 1987
- Active low noise fan assembly79US 5,478,199 AGeneral Electric Company · 1995