G02F 2201/17
Multi-pass arrangements, i.e. arrangements to pass light a plurality of times through
Official title: Multi-pass arrangements, i.e. arrangements to pass light a plurality of times through the same element, e.g. by using an enhancement cavity
G02F2201/17 (Multi-pass arrangements, i.e. arrangements to pass light a plurality of times through) appears on 162 US grants and 182 published applications in this corpus.
Search patents in G02F- Granted patents
- 162
- Published applications
- 182
- Assignees
- 156
- Inventors
- 419
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 2 |
| 2002 | 5 | 13 |
| 2003 | 6 | 8 |
| 2004 | 15 | 12 |
| 2005 | 9 | 12 |
| 2006 | 11 | 5 |
| 2007 | 6 | 11 |
| 2008 | 6 | 4 |
| 2009 | 8 | 15 |
| 2010 | 14 | 7 |
| 2011 | 6 | 12 |
| 2012 | 6 | 7 |
| 2013 | 4 | 5 |
| 2014 | 6 | 7 |
| 2015 | 7 | 3 |
| 2016 | 3 | 2 |
| 2017 | 2 | 5 |
| 2018 | 5 | 5 |
| 2019 | 4 | 4 |
| 2020 | 1 | 4 |
| 2021 | 4 | 7 |
| 2022 | 3 | 4 |
| 2023 | 8 | 10 |
| 2024 | 3 | 5 |
| 2025 | 5 | 5 |
| 2026 | 3 | 8 |
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
- Display and electronic apparatus21 Apr 2026US 12,607,890 B2Saturn Licensing LLC
- Optical modulator and control method therefor29 Jul 2025US 12,372,848 B2Zte Corporation
- Controlled photon Fock state generation using arbitrarily weak photonic nonlinearities29 Jul 2025US 12,373,721 B2The University of Chicago
- 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
- Multi-passage cavity for an optical device for manipulating light radiation spatially28 May 2026US 2026/0147198 A1CAILabs
- 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
Most cited
By later US patents
- Spectroscopic apparatus127US 7,304,798 B2Fujitsu Limited · 2007
- Direct electrical-to-optical conversion and light modulation in micro whispering-gallery-mode resonators105US 6,871,025 B2California Institute of Technology · 2005
- Electronically tunable optical filtering modules66US 6,982,818 B2Nuonics, Inc. · 2006
- Optical wavelength division multiplexer50US 6,690,854 B2Agilent Technologies, Inc. · 2004
- High-speed electro-optic modulator47US 6,404,538 B1Corning Applied Technologies Corporation · 2002