H04N 1/00312
With a digital transmission apparatus
Official title: {with a digital transmission apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, SMS or ISDN device (transmitting or receiving via a computer, e.g. using e-mail, a computer network or the internet H04N1/00214; transmission of digital information H04L)}
H04N1/00312 (With a digital transmission apparatus) appears on 157 US grants and 158 published applications in this corpus.
Search patents in H04N- Granted patents
- 157
- Published applications
- 158
- Assignees
- 92
- Inventors
- 276
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 8 |
| 2002 | 5 | 17 |
| 2003 | 9 | 15 |
| 2004 | 13 | 5 |
| 2005 | 9 | 19 |
| 2006 | 12 | 14 |
| 2007 | 11 | 8 |
| 2008 | 8 | 8 |
| 2009 | 7 | 10 |
| 2010 | 7 | 8 |
| 2011 | 8 | 8 |
| 2012 | 7 | 3 |
| 2013 | 6 | 1 |
| 2014 | 7 | 5 |
| 2015 | 4 | 4 |
| 2016 | 8 | 6 |
| 2017 | 5 | 4 |
| 2018 | 2 | 4 |
| 2019 | 1 | 4 |
| 2020 | 4 | 5 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light field display system for performance events14 Jul 2026US 12,681,301 B2Pacific Light & Hologram, Inc.
- Light field display system for performance events17 Dec 2024US 12,169,275 B2Light Field Lab, Inc.
- Light field display system for performance events30 Aug 2022US 11,428,933 B2Light Field Lab, Inc.
- Image capture and transfer system3 Aug 2021US 11,082,578 B2
- Communication device, log transfer method, and communication system20 Apr 2021US 10,986,240 B2Ricoh Company, Ltd.
- Light field display system for performance events6 Feb 2025US 2025/0044590 A1Light Field Lab, Inc.
- Light field display system for performance events9 Mar 2023US 2023/0070130 A1Light Field Lab, Inc.
- Light field display system for performance events19 Nov 2020US 2020/0363636 A1Light Field Lab, Inc.
- Communication device, log transfer method, and communication system3 Sep 2020US 2020/0280643 A1Ricoh Company, Ltd.
- Image forming apparatus and communication mode setting method21 May 2020US 2020/0162637 A1Toshiba Tec Kabushiki Kaisha
Most cited
By later US patents
- Voice/facsimile/modem call discrimination method for voice over packet networks232US 7,126,711 B2Texas Instruments Incorporated · 2006
- Method and apparatus for transmission and retrieval of facsimile and audio messages over a circuit or packet switched network214US 6,208,638 B1j 2 Global Communications, Inc. · 2001
- System for determining whether connection or connectionless modes of communication should be used to transmit information between devices in accordance with priorities of events178US 5,819,110 ARicoh Company, Ltd. · 1998
- Camera network communication device143US 6,628,325 B1Fotonation Holdings, LLC · 2003
- Apparatus and method for transmitting facsimile data136US 5,999,274 ANKO, Inc. · 1999