H01S 5/0623
Using the beating between two closely spaced optical frequencies, i.e. heterodyne mixing
Official title: {using the beating between two closely spaced optical frequencies, i.e. heterodyne mixing}
H01S5/0623 (Using the beating between two closely spaced optical frequencies, i.e. heterodyne mixing) appears on 59 US grants and 54 published applications in this corpus.
Search patents in H01S- Granted patents
- 59
- Published applications
- 54
- Assignees
- 59
- Inventors
- 159
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 2 |
| 2003 | 4 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 3 |
| 2006 | 1 | 2 |
| 2007 | 3 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 5 |
| 2011 | 3 | 1 |
| 2012 | 1 | 2 |
| 2013 | 3 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 5 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 2 | 9 |
| 2022 | 3 | 4 |
| 2023 | 9 | 4 |
| 2024 | 1 | 0 |
| 2025 | 2 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- High frequency source having heterodyned laser oscillators injection-locked to a mode-locked laser102US 5,379,309 ACalifornia Institute of Technology · 1995
- Multiple laser source, and systems for use thereof43US 6,654,401 B2F & H Applied Science Associates, Inc. · 2003
- Laser transmitter for reduced SBS39US 5,991,061 ALucent Technologies Inc. · 1999
- Laser frequency stabilizer using transient spectral hole burning35US 6,654,394 B1The Research and Development Institute, Inc. · 2003
- Apparatus and method for optical heterodyne conversion28US 5,663,639 AMassachusetts Institute of Technology · 1997