H01H 2239/054
Acoustic pick-up
Official title: Acoustic pick-up, e.g. ultrasonic
H01H2239/054 (Acoustic pick-up) appears on 20 US grants and 20 published applications in this corpus.
Search patents in H01H- Granted patents
- 20
- Published applications
- 20
- Assignees
- 14
- Inventors
- 31
- Latest grant
- 2 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 3 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Leakage current protection device with illumination function2 Apr 2024US 11,949,193 B2
- Voice responsive in-wall device3 Jan 2023US 11,545,171 B2Hubbell Incorporated
- Smart acoustical electrical switch2 Aug 2022US 11,404,228 B2AT&T Intellectual Property I, L. P.
- Voice responsive in-wall device24 Nov 2020US 10,847,174 B2Hubbell Incorporated
- Smart acoustical electrical switch2 Jun 2020US 10,672,572 B2AT&T Intellectual Property I, L. P.
- Leakage current protection device with illumination function29 Dec 2022US 2022/0416484 A1
- Voice responsive in-wall device18 Mar 2021US 2021/0082455 A1Hubbell Incorporated
- Smart Acoustical Electrical Switch13 Aug 2020US 2020/0258700 A1AT&T Intellectual Property I, L. P.
- Voice Responsive In-Wall Device20 Jun 2019US 2019/0189147 A1Hubbell Incorporated
- Smart Acoustical Electrical Switch20 Sep 2018US 2018/0269015 A1AT&T Intellectual Property I, L. P.
Most cited
By later US patents
- Method and apparatus for masking keystroke sounds from computer keyboards147US 8,053,688 B2International Business Machines Corporation · 2011
- Switching device of thin type and display device with switch82US 5,977,888 AIdec Izumi Corporation · 1999
- Processing signals to determine spatial positions81US 6,891,527 B1Soundtouch Limited · 2005
- Processing signals to determine spatial positions50US 8,436,808 B2Elo Touch Solutions, Inc. · 2013
- Acoustic wave touch detection circuit and method32US 7,265,746 B2Illinois Tool Works Inc. · 2007