H01S 5/2228
Quantum wells
Official title: {quantum wells}
H01S5/2228 (Quantum wells) appears on 34 US grants and 40 published applications in this corpus.
Search patents in H01S- Granted patents
- 34
- Published applications
- 40
- Assignees
- 36
- Inventors
- 104
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 3 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 6 |
| 2019 | 5 | 7 |
| 2020 | 4 | 6 |
| 2021 | 5 | 3 |
| 2022 | 4 | 1 |
| 2023 | 2 | 2 |
| 2024 | 1 | 4 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optoelectronic component7 Jul 2026US 12,676,451 B2Centre National De La Recherche Scientifique
- Laser architectures using quantum well intermixing techniques13 May 2025US 12,300,974 B2Apple Inc.
- Method for soldering electronic component and method for manufacturing LED display30 Jul 2024US 12,051,887 B2Micraft System Plus Co., Ltd.
- Laser architectures using quantum well intermixing techniques3 Oct 2023US 11,777,279 B2Apple Inc.
- Wavelength-selectable laser diode and optical communication apparatus including same25 Jul 2023US 11,710,938 B2Electronics and Telecommunications Research Institute
- Heterogeneous lasers with facets optimized for high power3 Sep 2026US 2026/0261096 A1
- Angular tuning of optical resonance in a vertically integrated spatially-periodic medium and operation of vecsels employing such angular tuning17 Apr 2025US 2025/0125585 A1Arizona Board of Regents on Behalf of the University of Arizona
- Vertical cavity surface emitting laser device with dual wavelength bands2 Jan 2025US 2025/0007247 A1Lumentum Operations LLC
- Heterogeneously integrated photonic platform with ingap layers7 Nov 2024US 2024/0372332 A1
- Heterogeneous lasers with facets optimized for high power3 Oct 2024US 2024/0332907 A1
Most cited
By later US patents
- Semiconductor laser16US 5,148,439 AAlcatel · 1992
- Laser architectures using quantum well intermixing techniques15US 11,158,996 B2Apple Inc. · 2021
- Semiconductor laser devices11US 5,311,534 AMatsushita Electric Industrial Co., Ltd. · 1994
- Semiconductor laser device8US 5,442,649 AMitsubishi Denki Kabushiki Kaisha · 1995
- Tunable laser7US 10,320,152 B2Freedom Photonics LLC · 2019