H01S 1/00
Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave
Official title: Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave range
H01S1/00 (Masers, i.e. devices using stimulated emission of electromagnetic radiation in the microwave) appears on 257 US grants and 205 published applications in this corpus.
Search patents in H01S- Granted patents
- 257
- Published applications
- 205
- Assignees
- 162
- Inventors
- 517
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 3 |
| 2004 | 1 | 5 |
| 2005 | 5 | 4 |
| 2006 | 3 | 6 |
| 2007 | 0 | 7 |
| 2008 | 7 | 14 |
| 2009 | 10 | 9 |
| 2010 | 8 | 18 |
| 2011 | 19 | 15 |
| 2012 | 14 | 10 |
| 2013 | 13 | 9 |
| 2014 | 4 | 9 |
| 2015 | 21 | 17 |
| 2016 | 11 | 9 |
| 2017 | 14 | 5 |
| 2018 | 7 | 7 |
| 2019 | 3 | 11 |
| 2020 | 13 | 10 |
| 2021 | 9 | 12 |
| 2022 | 10 | 5 |
| 2023 | 8 | 9 |
| 2024 | 7 | 4 |
| 2025 | 1 | 3 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Physical package for optical lattice clock11 Aug 2026US 12,704,816 B2JEOL Ltd.
- Substrate, method for producing substrate, and method for producing unit cell5 May 2026US 12,617,713 B2National Institute of Information and Communications Technology
- Methods and apparatus to generate macroscopic fock and other sub-poissonian states of radiation31 Mar 2026US 12,592,534 B2Massachusetts Institute of Technology
- Method for manufacturing a magnetron cavity for atomic clocks31 Mar 2026US 12,592,706 B2Université SE LiéGe
- Microwave quantum device27 Jan 2026US 12,535,435 B2Technion Research & Development Foundation Limited
- Photoconductive antenna for terahertz waves, method for producing such photoconductive antenna and terahertz time domain spectroscopy system6 Aug 2026US 2026/0231571 A1Centre National De La Recherche Scientifique
- Atom Beam Generation Device, Physics Package, Physics Package for Optical Lattice Clock, Physics Package for Atomic Clock, Physics Package for Atomic Interferometer, Physics Package for Quantum Information Processing Device, and Physics Package System9 Oct 2025US 2025/0318039 A1JEOL Ltd.
- Atom Beam Generation Device, Physics Package, Physics Package for Optical Lattice Clock, Physics Package for Atomic Clock, Physics Package for Atomic Interferometer, Physics Package for Quantum Information Processing Device, and Physics Package System27 Mar 2025US 2025/0106977 A1JEOL Ltd.
- Method for manufacturing a magnetron cavity for atomic clocks9 Jan 2025US 2025/0015808 A1Universite De Liege
- Methods And Apparatus To Generate Macroscopic Fock And Other Sub-Poissonian States Of Radiation5 Sep 2024US 2024/0297472 A1Massachusetts Institute of Tecnology
Most cited
By later US patents
- Wide-band gyrotron traveling-wave amplifier229US 4,533,875 A1985
- Cyclotron resonance maser system with microwave output window and coupling apparatus107US 4,604,551 AGA Technologies Inc. · 1986
- Er,Yb:YAB laser system107US 9,368,933 B1Voxtel, Inc. · 2016
- Optical system employing terahertz radiation65US 5,789,750 ALucent Technologies Inc. · 1998
- Atomic magnetometer with multiple spatial channels56US 9,995,800 B1National Technology & Engineering Solutions of Sandia, LLC · 2018