H04M 1/215
By non-intrusive coupling means
Official title: by non-intrusive coupling means, e.g. acoustic couplers
H04M1/215 (By non-intrusive coupling means) appears on 200 US grants and 133 published applications in this corpus.
Search patents in H04M- Granted patents
- 200
- Published applications
- 133
- Assignees
- 123
- Inventors
- 353
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 7 | 0 |
| 1997 | 2 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 4 |
| 2002 | 3 | 9 |
| 2003 | 8 | 8 |
| 2004 | 2 | 7 |
| 2005 | 3 | 6 |
| 2006 | 6 | 3 |
| 2007 | 1 | 0 |
| 2008 | 4 | 1 |
| 2009 | 3 | 6 |
| 2010 | 5 | 7 |
| 2011 | 1 | 4 |
| 2012 | 5 | 11 |
| 2013 | 5 | 7 |
| 2014 | 11 | 10 |
| 2015 | 6 | 8 |
| 2016 | 8 | 6 |
| 2017 | 5 | 5 |
| 2018 | 3 | 3 |
| 2019 | 3 | 7 |
| 2020 | 7 | 6 |
| 2021 | 5 | 5 |
| 2022 | 4 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 3 |
| 2025 | 2 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Spraying device and methods28 Jul 2026US 12,691,464 B2Instapurify Technology LLC
- Wi-Fi hotspot translation mobile phone26 Aug 2025US 12,401,738 B2
- Lens selector24 Jun 2025US 12,339,565 B2
- Sound amplifying case for a mobile electronic device24 Dec 2024US 12,175,958 B2Mvpcase LLC
- Telephone based tele-health apparatus23 Jan 2024US 11,881,319 B2
- Spraying device and methods24 Sep 2026US 2026/0284688 A1Instapurify Technology LLC
- Spraying device and methods25 Jun 2026US 2026/0175249 A1Instapurify Technology LLC
- Lens Selector9 Oct 2025US 2025/0314946 A1
- A wi-fi hotspot translation mobile phone22 Aug 2024US 2024/0283860 A1
- Unknow18 Jul 2024US 2024/0241428 A1
Most cited
By later US patents
- Telephone device with enhanced audio-visual features for interacting with nearby displays and display screens304US 7,058,356 B22006
- Information storage device for storing personal identification information232US 5,825,871 ASmart Tone Authentication, Inc. · 1998
- System and method using personal identification numbers and associated prompts for controlling unauthorized use of a security device and unauthorized access to a resource230US 5,745,555 ASmart Tone Authentication, Inc. · 1998
- Portable automated teller machine220US 5,050,207 ANational Transaction Network, Inc. · 1991
- Portable automated teller machine214US 5,157,717 ANational Transaction Network, Inc. · 1992