H04B 10/70
Photonic quantum communication
H04B10/70 (Photonic quantum communication) appears on 960 US grants and 1,185 published applications in this corpus.
Search patents in H04B- Granted patents
- 960
- Published applications
- 1,185
- Assignees
- 441
- Inventors
- 1,932
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 0 | 1 |
| 2004 | 3 | 9 |
| 2005 | 3 | 11 |
| 2006 | 5 | 14 |
| 2007 | 4 | 23 |
| 2008 | 11 | 10 |
| 2009 | 13 | 17 |
| 2010 | 19 | 20 |
| 2011 | 13 | 16 |
| 2012 | 21 | 29 |
| 2013 | 20 | 20 |
| 2014 | 22 | 21 |
| 2015 | 21 | 24 |
| 2016 | 32 | 38 |
| 2017 | 32 | 41 |
| 2018 | 46 | 58 |
| 2019 | 54 | 50 |
| 2020 | 68 | 79 |
| 2021 | 65 | 87 |
| 2022 | 98 | 118 |
| 2023 | 87 | 117 |
| 2024 | 113 | 146 |
| 2025 | 126 | 121 |
| 2026 | 79 | 111 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Quantum mixer to sense arbitrary-frequency fields6 Oct 2026US 12,755,180 B2Massachusetts Institute of Technology
- Hybrid quantum-classical communication system6 Oct 2026US 12,756,480 B2General Dynamics Mission Systems, Inc.
- Multi-channel analog-signal-input to digital-signal-output down-conversion and digital-signal-input to analog-signal-output up-conversion photonics microwave systems based on quantum dot multi-wavelength lasers6 Oct 2026US 12,756,481 B2
- Precision photon synchronization29 Sep 2026US 12,750,142 B1Massachusetts Institute of Technology
- Joint classical and quantum optical communications22 Sep 2026US 12,744,603 B2Institut Mines-Telecom
- Photonic quantum computer architecture and methods of operation8 Oct 2026US 2026/0311016 A1Psiquantum, Corp.
- A Redundancy System and Switchable TIA8 Oct 2026US 2026/0312555 A1
- Nonlocally randomized quantum-augmented security8 Oct 2026US 2026/0312795 A1Qunnect, Inc.
- Telecom-Photon Insensitive Superconducting Qubit to Transducer Module1 Oct 2026US 2026/0303214 A1Booz Allen Hamilton Inc.
- Electrical interconnects for packages containing photonic integrated circuits1 Oct 2026US 2026/0305479 A1Sicily Merger Sub II, Inc.
Most cited
By later US patents
- Interferometric quantum cryptographic key distribution system142US 5,307,410 AInternational Business Machines Corporation · 1994
- Method and apparatus for free-space quantum key distribution in daylight115US 6,748,083 B2The Regents of the University of California · 2004
- Holevo capacity achieving joint detection receiver97US 8,620,166 B2Raytheon BBN Technologies Corp. · 2013
- System and method for nonlinear optical devices94US 9,000,347 B2Telcordia Technologies, Inc. · 2015
- System and method for measuring the phase of a modulated optical signal93US 9,213,085 B2Nucript LLC · 2015