H01S 5/3235
Emitting light at a wavelength longer than 1000 nm
Official title: {emitting light at a wavelength longer than 1000 nm, e.g. InP-based 1300 nm and 1500 nm lasers}
H01S5/3235 (Emitting light at a wavelength longer than 1000 nm) appears on 392 US grants and 280 published applications in this corpus.
Search patents in H01S- Granted patents
- 392
- Published applications
- 280
- Assignees
- 149
- Inventors
- 720
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 13 | 0 |
| 1994 | 15 | 0 |
| 1995 | 10 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 19 | 0 |
| 1999 | 14 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 3 |
| 2002 | 9 | 22 |
| 2003 | 15 | 27 |
| 2004 | 24 | 24 |
| 2005 | 20 | 32 |
| 2006 | 16 | 13 |
| 2007 | 14 | 11 |
| 2008 | 8 | 7 |
| 2009 | 10 | 8 |
| 2010 | 12 | 7 |
| 2011 | 9 | 6 |
| 2012 | 5 | 7 |
| 2013 | 4 | 2 |
| 2014 | 3 | 2 |
| 2015 | 4 | 4 |
| 2016 | 4 | 5 |
| 2017 | 6 | 7 |
| 2018 | 5 | 9 |
| 2019 | 8 | 4 |
| 2020 | 4 | 13 |
| 2021 | 12 | 19 |
| 2022 | 4 | 14 |
| 2023 | 15 | 9 |
| 2024 | 9 | 9 |
| 2025 | 8 | 10 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Airplane configured with a high intensity pulse laser generation system and method11 Aug 2026US 12,706,434 B2Blue Laser Fusion, Inc.
- Optical semiconductor device and method for producing same11 Aug 2026US 12,706,444 B2Mitsubishi Electric Corporation
- Integrated cat's-eye tunable laser spectroscopy system and method16 Jun 2026US 12,656,250 B2KineoLabs, Inc.
- Light source system and laser projection display device16 Jun 2026US 12,656,669 B2Huawei Technologies Co., Ltd.
- Optical module having multiple laser diode devices and a support member3 Mar 2026US 12,566,296 B2KYOCERA SLD Laser, Inc.
- Suspended active photonic devices2 Jul 2026US 2026/0188978 A1Sivers Photonics Limited
- Optical device and optical system25 Jun 2026US 2026/0180278 A1TDK Corporation
- Directly modulated light source18 Jun 2026US 2026/0171752 A1
- Vertical-cavity surface-emitting semiconductor laser and method for manufacturing vertical-cavity surface-emitting semiconductor laser18 Jun 2026US 2026/0171755 A1Sony Group Corporation
- Optical wireless power transmission using laser diodes18 Jun 2026US 2026/0171852 A1Wi-Charge Ltd.
Most cited
By later US patents
- III-V aresenide-nitride semiconductor materials and devices135US 5,689,123 ASDL, Inc. · 1997
- Methods for forming group III-V arsenide-nitride semiconductor materials131US 6,130,147 ASDL, Inc. · 2000
- Light emitting devices with layered III-V semiconductor structures124US 6,207,973 B1Ricoh Company, Ltd. · 2001
- Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system104US 6,765,232 B2Ricoh Company, Ltd. · 2004
- Long-wavelength infra-red vertical cavity surface-emitting laser on a gallium arsenide substrate90US 5,805,624 AHewlett-Packard Company · 1998