H04M 1/2745
Using static electronic memories
Official title: using static electronic memories, e.g. chips
H04M1/2745 (Using static electronic memories) appears on 4,008 US grants and 4,082 published applications in this corpus.
Search patents in H04M- Granted patents
- 4,008
- Published applications
- 4,082
- Assignees
- 1,111
- Inventors
- 7,087
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 11 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 12 | 0 |
| 1985 | 5 | 0 |
| 1986 | 7 | 0 |
| 1987 | 12 | 0 |
| 1988 | 15 | 0 |
| 1989 | 34 | 0 |
| 1990 | 23 | 0 |
| 1991 | 14 | 0 |
| 1992 | 23 | 0 |
| 1993 | 26 | 0 |
| 1994 | 38 | 0 |
| 1995 | 49 | 0 |
| 1996 | 59 | 0 |
| 1997 | 60 | 0 |
| 1998 | 78 | 0 |
| 1999 | 110 | 0 |
| 2000 | 93 | 0 |
| 2001 | 114 | 48 |
| 2002 | 82 | 143 |
| 2003 | 74 | 142 |
| 2004 | 98 | 170 |
| 2005 | 94 | 209 |
| 2006 | 138 | 257 |
| 2007 | 100 | 293 |
| 2008 | 103 | 300 |
| 2009 | 105 | 311 |
| 2010 | 169 | 309 |
| 2011 | 197 | 214 |
| 2012 | 248 | 186 |
| 2013 | 263 | 203 |
| 2014 | 254 | 214 |
| 2015 | 181 | 180 |
| 2016 | 205 | 176 |
| 2017 | 186 | 139 |
| 2018 | 132 | 111 |
| 2019 | 137 | 97 |
| 2020 | 121 | 108 |
| 2021 | 89 | 75 |
| 2022 | 81 | 63 |
| 2023 | 49 | 49 |
| 2024 | 44 | 50 |
| 2025 | 34 | 24 |
| 2026 | 14 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04M 1/27467Methods of retrieving data1,423
- H04M 1/2753Providing data content1,365
- H04M 1/27453Directories allowing storage of additional subscriber data1,114
- H04M 1/27485Appending a prefix to or inserting a pause into a dialling sequence321
- H04M 1/275Implemented by means of portable electronic directories247
- H04M 1/2749Automatic dialling or redialling systems218
- H04M 1/27463Predictive input, predictive dialling by comparing the dialled sequence with the content108
- H04M 1/27495Implemented by means of discrete electronic components, i.e. neither programmable nor microprocessor-controlled31
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- Method and device for producing a communication channel30 Jul 2026US 2026/0223211 A1
- Notification system, notification device, notification method, and recording medium25 Jun 2026US 2026/0179049 A1Panasonic Intellectual Property Management Co., Ltd.
- Two-way communication system initiated by machine readable code18 Jun 2026US 2026/0172501 A1Bearcom Group, Inc.
- Systems and methods for providing real-time telecom identification and analytics with the establishment of a unified common data model21 May 2026US 2026/0143057 A1MT International LLC
- Automatic after call survey and campaign-based customer feedback collection platform30 Apr 2026US 2026/0120143 A1OnePIN, Inc.
Most cited
By later US patents
- Programmable remote control device for interacting with a plurality of remotely controlled devices1,549US 5,410,326 A1995
- Communication system and methods for enhanced information transfer935US 5,335,276 ATexas Instruments Incorporated · 1994
- Mobile station with touch input having automatic symbol magnification function702US 6,073,036 ANokia Mobile Phones Ltd. · 2000
- Method and apparatus for accessing a contacts database and telephone services702US 7,007,239 B1Palm, Inc. · 2006
- Communication system and methods for enhanced information transfer699US 5,465,401 ATexas Instruments Incorporated · 1995