H04M 1/2755
By optical scanning
Official title: by optical scanning
H04M1/2755 (By optical scanning) appears on 308 US grants and 351 published applications in this corpus.
Search patents in H04M- Granted patents
- 308
- Published applications
- 351
- Assignees
- 140
- Inventors
- 504
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 2 |
| 2003 | 1 | 9 |
| 2004 | 9 | 12 |
| 2005 | 2 | 29 |
| 2006 | 9 | 21 |
| 2007 | 15 | 27 |
| 2008 | 15 | 20 |
| 2009 | 16 | 33 |
| 2010 | 30 | 49 |
| 2011 | 44 | 21 |
| 2012 | 26 | 18 |
| 2013 | 13 | 9 |
| 2014 | 14 | 11 |
| 2015 | 11 | 5 |
| 2016 | 8 | 11 |
| 2017 | 17 | 11 |
| 2018 | 6 | 4 |
| 2019 | 6 | 6 |
| 2020 | 5 | 10 |
| 2021 | 10 | 5 |
| 2022 | 7 | 5 |
| 2023 | 5 | 7 |
| 2024 | 4 | 13 |
| 2025 | 8 | 7 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power storage pack, mobile terminal device, and wireless communication program17 Feb 2026US 12,556,909 B2Panasonic Intellectual Property Management Co., Ltd.
- Two-way communication system initiated by machine readable code30 Dec 2025US 12,513,236 B2Bearcom Group, Inc.
- Function migration method and apparatus18 Nov 2025US 12,475,210 B2Huawei Technologies Co., Ltd.
- System and method for providing location-based appointment operations7 Oct 2025US 12,437,243 B2The Toronto-Dominion Bank
- WEB telephone system, web telephone server apparatus, and computer program product storing a WEB telephone program30 Sep 2025US 12,432,303 B2THISIS Inc.
- Method and device for producing a communication channel30 Jul 2026US 2026/0223211 A1
- Two-way communication system initiated by machine readable code18 Jun 2026US 2026/0172501 A1Bearcom Group, Inc.
- Person to vehicle communication system26 Feb 2026US 2026/0059041 A1Fca US LLC
- Tracking device location and coordination8 Jan 2026US 2026/0012755 A1Tile, Inc.
- System and method for providing location-based appointment operations4 Dec 2025US 2025/0371442 A1The Toronto-Dominion Bank
Most cited
By later US patents
- Indicia reader system with wireless communication with a headset540US 8,550,354 B2Hand Held Products, Inc. · 2013
- Method and system communication establishment utilizing captured and processed visually perceptible data within a broadcast video signal437US 5,262,860 AInternational Business Machines Corporation · 1993
- Lottery agent data communication/telephone line interface276US 4,937,853 AAgt International GmbH · 1990
- Mobile phone with interactive printer241US 6,741,871 B1Silverbrook Research Pty Ltd · 2004
- System for accessing telephonic communications and for conducting telephonic transactions193US 5,764,742 A1998