G02F 2203/13
Involving thz radiation
Official title: involving THZ radiation
G02F2203/13 (Involving thz radiation) appears on 290 US grants and 310 published applications in this corpus.
Search patents in G02F- Granted patents
- 290
- Published applications
- 310
- Assignees
- 210
- Inventors
- 700
- Latest grant
- 25 Aug 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 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 4 |
| 2003 | 1 | 1 |
| 2004 | 4 | 4 |
| 2005 | 3 | 5 |
| 2006 | 3 | 3 |
| 2007 | 3 | 6 |
| 2008 | 6 | 11 |
| 2009 | 7 | 17 |
| 2010 | 16 | 16 |
| 2011 | 16 | 21 |
| 2012 | 8 | 20 |
| 2013 | 25 | 24 |
| 2014 | 24 | 22 |
| 2015 | 21 | 28 |
| 2016 | 26 | 21 |
| 2017 | 22 | 15 |
| 2018 | 22 | 19 |
| 2019 | 18 | 10 |
| 2020 | 13 | 17 |
| 2021 | 9 | 8 |
| 2022 | 9 | 10 |
| 2023 | 11 | 7 |
| 2024 | 8 | 9 |
| 2025 | 8 | 4 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical device for beam combination in heterodyne interferometers and polarimeters and its use25 Aug 2026US 12,717,154 B1General Atomics
- Method of generating terahertz emission using an ink21 Jul 2026US 12,687,760 B2The University of Sussex
- Methods and apparatus to generate terahertz waves through cascaded nonlinear processes26 May 2026US 12,638,744 B2Massachusetts Institute of Technology
- Optical frequency comb generator control device17 Mar 2026US 12,578,613 B2Suzhou Hyc Technology Co., Ltd.
- Systems and methods for wavelength conversion through plasmon-coupled surface states16 Dec 2025US 12,498,615 B2The Regents of the University of California
- System and method for parametric detection of broadband terahertz pulses13 Aug 2026US 2026/0235507 A1Ecole De Technologie Superieure
- Absorption Terahertz Direct Modulator with Zero Reflection9 Jul 2026US 2026/0196704 A1University of Electronic Science and Technology of China
- Liquid crystal medium and electronic component14 May 2026US 2026/0132337 A1Merck Patent GmbH
- Solid-state, electronically controlled broadband thz modulator via organic electrochemical device9 Apr 2026US 2026/0100676 A1The Trustees of Princeton University
- Ultra-low noise quantum frequency conversion for trapped ion quantum network19 Mar 2026US 2026/0079378 A1University of Maryland, College Park
Most cited
By later US patents
- All optical and hybrid reflection switch at a semiconductor/glass interface due to laser beam intersection45US 7,826,058 B1Bowling Green State University · 2010
- Electro-optical and magneto-optical sensing apparatus and method for characterizing free-space electromagnetic radiation44US 6,111,416 ARensselaer Polytechnic Institute · 2000
- Chip-scale mid-IR scanning frequency modulated coherent ladar receiver39US 9,735,885 B1HRL Laboratories, LLC · 2017
- Low-noise RF oscillation and optical comb generation based on nonlinear optical resonator35US 8,111,722 B1OEwaves, Inc. · 2012
- All optical modulation and switching with patterned optically absorbing polymers35US 8,798,406 B1University of Washington through its Center for Commercialization · 2014