H01S 3/06787
Bidirectional amplifier
Official title: {Bidirectional amplifier}
H01S3/06787 (Bidirectional amplifier) appears on 101 US grants and 45 published applications in this corpus.
Search patents in H01S- Granted patents
- 101
- Published applications
- 45
- Assignees
- 57
- Inventors
- 185
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 14 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 1 |
| 2002 | 8 | 4 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 2 | 4 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 1 |
| 2017 | 1 | 4 |
| 2018 | 0 | 3 |
| 2019 | 6 | 2 |
| 2020 | 0 | 5 |
| 2021 | 4 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 3 |
| 2024 | 3 | 5 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Optical amplifier with high energy levels systems providing high peak powers244US 5,867,305 ASDL, Inc. · 1999
- Bidirectional WDM optical communication systems with bidirectional optical amplifiers135US 5,742,416 ACiena Corporation · 1998
- Article comprising low noise optical fiber raman amplifier115US 5,673,280 ALucent Technologies Inc. · 1997
- Apparatus and method for optical equalization and amplification111US 5,812,710 AFujitsu Limited · 1998
- High power laser optical amplifier system102US 6,151,338 ASDL, Inc. · 2000