H01S 3/06758
Tandem amplifiers
Official title: {Tandem amplifiers}
H01S3/06758 (Tandem amplifiers) appears on 960 US grants and 923 published applications in this corpus.
Search patents in H01S- Granted patents
- 960
- Published applications
- 923
- Assignees
- 318
- Inventors
- 1,491
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 18 | 0 |
| 2000 | 25 | 0 |
| 2001 | 30 | 10 |
| 2002 | 58 | 64 |
| 2003 | 54 | 71 |
| 2004 | 37 | 34 |
| 2005 | 39 | 41 |
| 2006 | 41 | 32 |
| 2007 | 30 | 41 |
| 2008 | 38 | 36 |
| 2009 | 32 | 31 |
| 2010 | 39 | 39 |
| 2011 | 25 | 31 |
| 2012 | 34 | 33 |
| 2013 | 40 | 25 |
| 2014 | 39 | 25 |
| 2015 | 32 | 34 |
| 2016 | 26 | 29 |
| 2017 | 36 | 33 |
| 2018 | 31 | 43 |
| 2019 | 39 | 27 |
| 2020 | 24 | 31 |
| 2021 | 24 | 33 |
| 2022 | 31 | 52 |
| 2023 | 27 | 28 |
| 2024 | 17 | 43 |
| 2025 | 24 | 29 |
| 2026 | 29 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Time-of-flight measurement on user with cameras and position sensor6 Oct 2026US 12,751,628 B2Omni Medsci, Inc.
- Remote sensing system with time-of-flight sensor, active illuminator and light sensing system1 Sep 2026US 12,721,527 B2Omni Medsci, Inc.
- Optical signal amplification18 Aug 2026US 12,712,330 B21FINITY Inc.
- Systems and methods to reduce the power consumption of an optical fiber amplifier11 Aug 2026US 12,706,432 B2Huawei Technologies Co., Ltd.
- Doped fiber amplifier having pass-through pump laser with integrated optical isolator4 Aug 2026US 12,700,708 B2II-Vi Delaware, Inc.
- Temperature Control for Coiled Gain Fiber in Fiber Amplifier8 Oct 2026US 2026/0312355 A1II-Vi Delaware, Inc.
- An Optical Amplifier System3 Sep 2026US 2026/0261089 A1Leonardo UK Ltd
- Raman-boosted pulse-pumped optical amplifiers20 Aug 2026US 2026/0246225 A1Raytheon Company
- B-integral compensation in amplification of ultrashort laser pulses13 Aug 2026US 2026/0237957 A1Coherent Scotland Limited
- Digital control of lasers and associated systems, methods, and devices6 Aug 2026US 2026/0229833 A1Aeye, Inc.
Most cited
By later US patents
- Ultraviolet laser apparatus and exposure apparatus using same250US 7,023,610 B2Nikon Corporation · 2006
- Optical amplifier with high energy levels systems providing high peak powers244US 5,867,305 ASDL, Inc. · 1999
- Method and apparatus for generating high energy ultrashort pulses223US 5,400,350 AImra America, Inc. · 1995
- Apparatus and method for the generation of high-power femtosecond pulses from a fiber amplifier193US 6,014,249 AImra America, Inc. · 2000
- Laser obstacle ranging and display192US 7,847,235 B2Elbit Systems Electro-Optics Elop Ltd. · 2010