G02F 1/3542
Multipass arrangements, i.e. arrangements to make light pass multiple times through the
Official title: {Multipass arrangements, i.e. arrangements to make light pass multiple times through the same element, e.g. using an enhancement cavity}
G02F1/3542 (Multipass arrangements, i.e. arrangements to make light pass multiple times through the) appears on 162 US grants and 111 published applications in this corpus.
Search patents in G02F- Granted patents
- 162
- Published applications
- 111
- Assignees
- 111
- Inventors
- 347
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 0 | 0 |
| 1999 | 9 | 0 |
| 2000 | 4 | 0 |
| 2001 | 12 | 1 |
| 2002 | 1 | 9 |
| 2003 | 4 | 2 |
| 2004 | 7 | 3 |
| 2005 | 3 | 3 |
| 2006 | 3 | 2 |
| 2007 | 5 | 5 |
| 2008 | 5 | 5 |
| 2009 | 3 | 6 |
| 2010 | 4 | 2 |
| 2011 | 3 | 4 |
| 2012 | 3 | 6 |
| 2013 | 5 | 3 |
| 2014 | 3 | 7 |
| 2015 | 10 | 7 |
| 2016 | 6 | 6 |
| 2017 | 5 | 3 |
| 2018 | 6 | 5 |
| 2019 | 4 | 2 |
| 2020 | 4 | 2 |
| 2021 | 0 | 4 |
| 2022 | 3 | 3 |
| 2023 | 3 | 3 |
| 2024 | 5 | 5 |
| 2025 | 1 | 6 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and apparatus to generate terahertz waves through cascaded nonlinear processes26 May 2026US 12,638,744 B2Massachusetts Institute of Technology
- Device and method for nonlinear optical frequency-conversion19 May 2026US 12,631,938 B2Helmut Schmidt Universität, Universität der Bundeswehr Hamburg
- Optical assembly for enlarging spectral bandwidths and reducing ultrashort pulses25 Mar 2025US 12,259,632 B2
- System and method for generating optical frequency combs using an optical waveguide including chirped Bragg gratings25 Jun 2024US 12,019,353 B2Honeywell International Inc.
- Optical frequency comb light source and optical frequency comb generation method27 Feb 2024US 11,914,268 B2Huawei Technologies Co., Ltd.
- A multi-pass radiation device20 Aug 2026US 2026/0244006 A1ASML Netherlands B. V.
- Non-collinear sum-frequency generation11 Jun 2026US 2026/0161043 A1Coherent LaserSystems GmbH & Co. KG
- Optical parametric multi-pass apparatus, laser apparatus and method of generating laser radiation by an optical parametric process14 May 2026US 2026/0133465 A1Deutsches Elektronen-Synchrotron DESY
- Optical Parametric Amplifier30 Apr 2026US 2026/0118734 A1SI Stuttgart Instruments GmbH
- Terahertz wave generating device19 Mar 2026US 2026/0079380 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Apparatus and method for delivery of dispersion-compensated ultrashort optical pulses with high peak power220US 6,249,630 B1Imra America, Inc. · 2001
- Apparatus and method for the generation of high-power femtosecond pulses from a fiber amplifier193US 6,014,249 AImra America, Inc. · 2000
- Apparatus and method for the generation of high-power femtosecond pulses from a fiber amplifier173US 5,880,877 AImra America, Inc. · 1999
- Monochromatic R,G,B laser light source display system and method101US 6,304,237 B1Corporation for Laser Optics Research · 2001
- Diode end pumped laser and harmonic generator using same98US 4,739,507 ABoard of Trustees, Stanford University · 1988