H01S 3/13013
By controlling the optical pumping
Official title: {by controlling the optical pumping}
H01S3/13013 (By controlling the optical pumping) appears on 558 US grants and 446 published applications in this corpus.
Search patents in H01S- Granted patents
- 558
- Published applications
- 446
- Assignees
- 163
- Inventors
- 811
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 14 | 0 |
| 1999 | 22 | 0 |
| 2000 | 26 | 0 |
| 2001 | 21 | 13 |
| 2002 | 42 | 38 |
| 2003 | 37 | 38 |
| 2004 | 28 | 40 |
| 2005 | 27 | 24 |
| 2006 | 32 | 17 |
| 2007 | 17 | 21 |
| 2008 | 22 | 19 |
| 2009 | 15 | 9 |
| 2010 | 12 | 11 |
| 2011 | 15 | 19 |
| 2012 | 12 | 16 |
| 2013 | 18 | 15 |
| 2014 | 23 | 14 |
| 2015 | 14 | 11 |
| 2016 | 12 | 13 |
| 2017 | 11 | 11 |
| 2018 | 7 | 17 |
| 2019 | 14 | 9 |
| 2020 | 8 | 17 |
| 2021 | 8 | 15 |
| 2022 | 15 | 17 |
| 2023 | 14 | 11 |
| 2024 | 13 | 20 |
| 2025 | 11 | 3 |
| 2026 | 10 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Digital control of lasers and associated systems, methods, and devices6 Aug 2026US 2026/0229833 A1Aeye, Inc.
- Optical Amplifier Failure Prediction Using Machine Learning23 Jul 2026US 2026/0213484 A1Ciena Corporation
- Raman Gain Measurements in Dynamically Controlled Optical Line Systems16 Jul 2026US 2026/0205194 A1Ciena Corporation
- Apparatus for providing optical radiation18 Jun 2026US 2026/0171747 A1
Most cited
By later US patents
- Optical amplifier with high energy levels systems providing high peak powers244US 5,867,305 ASDL, Inc. · 1999
- Raman amplifier, optical repeater, and raman amplification method114US 6,292,288 B1Furukawa Electric Co., Ltd. · 2001
- Apparatus and method for optical equalization and amplification111US 5,812,710 AFujitsu Limited · 1998
- Multi-wavelength light amplifier108US 6,055,092 AFujitsu Limited · 2000
- Light amplifier101US 5,664,131 AFujitsu Limited · 1997