G02F 1/3553
Having the formula mtioyo4, where m=k, rb, ti, nh4 or cs and
Official title: {having the formula MTiOYO4, where M=K, Rb, TI, NH4 or Cs and Y=P or As, e.g. KTP}
G02F1/3553 (Having the formula mtioyo4, where m=k, rb, ti, nh4 or cs and) appears on 54 US grants and 39 published applications in this corpus.
Search patents in G02F- Granted patents
- 54
- Published applications
- 39
- Assignees
- 41
- Inventors
- 154
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 1 |
| 2004 | 3 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 3 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 4 |
| 2022 | 3 | 3 |
| 2023 | 4 | 3 |
| 2024 | 2 | 1 |
| 2025 | 1 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Third-harmonic frequency generator and generation method25 Aug 2026US 12,717,209 B2Cornell University
- Wavelength conversion device4 Aug 2026US 12,699,304 B2Korea Research Institute of Standards and Science
- Method for remote generation of two arbitrary-length identical random cryptographic keys with the device-independent security using entangled multi- photon sources of quantum light15 Jul 2025US 12,362,925 B2Levelquantum S.R.L.
- Laser light source and laser projector with laser light source10 Sep 2024US 12,088,056 B2Q.Ant GmbH
- Hybrid CMOS compatible electro-optic device28 May 2024US 11,994,757 B2Advanced Micro Foundry Pte. Ltd.
- Intracavity Frequency-Doubling Yellow Laser Device28 May 2026US 2026/0149234 A1Fuzhou Photop Optics Co., Ltd.
- Tunable nonlinear photonic structure16 Apr 2026US 2026/0104622 A1City University of Hong Kong
- Method for improving intense laser-induced damage resistance of nonlinear synthetic crystals30 Oct 2025US 2025/0333879 A1Research Center of Laser Fusion, China Academy of Engineering Physics
- Nonlinear Bound States in the Continuum for Intensity Squeezing and Generation of Large Photonic Fock States11 Sep 2025US 2025/0284176 A1Massachusetts Institute of Technology
- Wavelength conversion device24 Apr 2025US 2025/0130477 A1Korea Research Institute of Standards and Science
Most cited
By later US patents
- Crystals of (K, Rb, NH.sub.4)TiO(P, As)O.sub.4 and their use in electrooptic devices63US 3,949,323 AE. I. Du Pont de Nemours and Company · 1976
- Laser with high quality, stable output beam, and long life high conversion efficiency non-linear crystal51US 8,873,596 B2KLA-Tencor Corporation · 2014
- Wavelength conversion by quasi phase matching and the manufacture and use of optical articles therefor39US 5,157,754 AE. I. Du Pont de Nemours and Company · 1992
- Process for producing an optical waveguide27US 4,766,954 AE. I. Du Pont de Nemours and Company · 1988
- Non-critical phase matching in CLBO to generate sub-213nm wavelengths26US 7,627,007 B1KLA-Tencor Technologies Corporation · 2009