G02F 1/3558
Poled materials
Official title: {Poled materials, e.g. with periodic poling; Fabrication of domain inverted structures, e.g. for quasi-phase-matching [QPM]}
G02F1/3558 (Poled materials) appears on 444 US grants and 361 published applications in this corpus.
Search patents in G02F- Granted patents
- 444
- Published applications
- 361
- Assignees
- 239
- Inventors
- 875
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 11 | 0 |
| 1994 | 7 | 0 |
| 1995 | 13 | 0 |
| 1996 | 10 | 0 |
| 1997 | 11 | 0 |
| 1998 | 18 | 0 |
| 1999 | 14 | 0 |
| 2000 | 13 | 0 |
| 2001 | 17 | 6 |
| 2002 | 10 | 14 |
| 2003 | 19 | 15 |
| 2004 | 17 | 19 |
| 2005 | 12 | 13 |
| 2006 | 11 | 14 |
| 2007 | 15 | 15 |
| 2008 | 20 | 22 |
| 2009 | 18 | 23 |
| 2010 | 12 | 18 |
| 2011 | 14 | 17 |
| 2012 | 20 | 18 |
| 2013 | 16 | 14 |
| 2014 | 13 | 10 |
| 2015 | 12 | 9 |
| 2016 | 13 | 13 |
| 2017 | 14 | 6 |
| 2018 | 8 | 6 |
| 2019 | 6 | 5 |
| 2020 | 5 | 7 |
| 2021 | 8 | 11 |
| 2022 | 15 | 17 |
| 2023 | 18 | 22 |
| 2024 | 11 | 8 |
| 2025 | 5 | 17 |
| 2026 | 12 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for poling a ferroelectric medium22 Sep 2026US 12,744,145 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Broadband polarization-entangled system for C+L-band flex-grid quantum networks15 Sep 2026US 12,739,047 B2UT-Battelle, LLC
- System and method for quantum absorption spectroscopy1 Sep 2026US 12,723,920 B2Kyoto University
- Widely tunable frequency doubled light source1 Sep 2026US 12,724,320 B1Thorlabs, Inc.
- Third-harmonic frequency generator and generation method25 Aug 2026US 12,717,209 B2Cornell University
- Integrated Frequency Modulated Optical Parametric Oscillator Frequency Combs and Optical Spectroscopy using same17 Sep 2026US 2026/0277072 A1The Board of Trustees of the Leland Stanford Junior University
- Displacement sensing10 Sep 2026US 2026/0266594 A1UNM Rainforest Innovations
- System and method for generating entangled photons13 Aug 2026US 2026/0235922 A1Ramot at Tel-Aviv University Ltd.
- Super ising emulator with multi-body interactions and all-to-all connections13 Aug 2026US 2026/0235923 A1The Trustees of the Stevens Institute of Technology
- Mid-infrared chirped pulse amplifier30 Jul 2026US 2026/0221709 A1University of Central Florida Research Foundation, Inc.
Most cited
By later US patents
- Display panel with electrically-controlled waveguide-routing299US 5,544,268 ADeacon Research · 1996
- Display panel with electrically-controlled waveguide-routing291US 6,522,794 B1Gemfire Corporation · 2003
- Scanning method and architecture for display194US 6,167,169 AGemfire Corporation · 2000
- Integrated optical device with phosphor in substrate pit175US 6,118,908 AGemfire Corporation · 2000
- Low loss optical switch with inducible refractive index boundary and spaced output target138US 5,911,018 AGemfire Corporation · 1999