H04M 2201/60
Medium conversion
H04M2201/60 (Medium conversion) appears on 1,120 US grants and 1,020 published applications in this corpus.
Search patents in H04M- Granted patents
- 1,120
- Published applications
- 1,020
- Assignees
- 404
- Inventors
- 1,896
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 9 | 0 |
| 1998 | 34 | 0 |
| 1999 | 36 | 0 |
| 2000 | 25 | 0 |
| 2001 | 47 | 43 |
| 2002 | 53 | 71 |
| 2003 | 42 | 82 |
| 2004 | 60 | 75 |
| 2005 | 35 | 85 |
| 2006 | 62 | 62 |
| 2007 | 47 | 73 |
| 2008 | 40 | 68 |
| 2009 | 36 | 39 |
| 2010 | 44 | 47 |
| 2011 | 57 | 23 |
| 2012 | 59 | 31 |
| 2013 | 61 | 38 |
| 2014 | 63 | 43 |
| 2015 | 42 | 31 |
| 2016 | 40 | 23 |
| 2017 | 43 | 43 |
| 2018 | 38 | 33 |
| 2019 | 29 | 25 |
| 2020 | 20 | 24 |
| 2021 | 19 | 18 |
| 2022 | 13 | 14 |
| 2023 | 19 | 6 |
| 2024 | 6 | 10 |
| 2025 | 8 | 11 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device independent text captioned telephone service18 Aug 2026US 12,712,968 B2Ultratec, Inc.
- Semiautomated relay method and apparatus2 Dec 2025US 12,488,799 B2Ultratec, Inc.
- Semiautomated relay method and apparatus25 Nov 2025US 12,482,458 B2Ultratec, Inc.
- Systems and methods for processing and presenting conversations28 Oct 2025US 12,456,465 B2Otter.ai, Inc.
- Semiautomated relay method and apparatus26 Aug 2025US 12,400,660 B2Ultratec, Inc.
- System and method for converting a minimum portion of an incoming call to text based on ambient noise level18 Jun 2026US 2026/0171092 A1Motorola Solutions, Inc.
- Systems and methods for processing and presenting conversations19 Mar 2026US 2026/0080877 A1Otter.ai, Inc.
- Semiautomated relay method and apparatus25 Dec 2025US 2025/0391402 A1Ultratec, Inc.
- Generative artificial intelligence-powered call insights and response recommendation system13 Nov 2025US 2025/0350683 A1Nice Ltd.
- Semiautomated relay method and apparatus25 Sep 2025US 2025/0299673 A1Ultratec, Inc.
Most cited
By later US patents
- Method and system for accessing CRM data via voice2,268US 6,804,330 B1Siebel Systems, Inc. · 2004
- Personal communications internetworking1,899US 5,742,905 ABell Communications Research, Inc. · 1998
- Method and device for obtaining playlist content over a network1,821US 8,045,952 B2Horsham Enterprises, LLC · 2011
- System, method and article of manufacture for communications utilizing calling, plans in a hybrid network1,175US 5,867,495 AMCI Communications Corporations · 1999
- Communication system having unified messaging992US 4,837,798 AAmerican Telephone and Telegraph Company · 1989