H01S 5/18305
With emission through the substrate, i.e. bottom emission
Official title: {with emission through the substrate, i.e. bottom emission}
H01S5/18305 (With emission through the substrate, i.e. bottom emission) appears on 471 US grants and 565 published applications in this corpus.
Search patents in H01S- Granted patents
- 471
- Published applications
- 565
- Assignees
- 190
- Inventors
- 952
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 12 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 23 |
| 2003 | 19 | 22 |
| 2004 | 17 | 15 |
| 2005 | 16 | 21 |
| 2006 | 8 | 16 |
| 2007 | 13 | 16 |
| 2008 | 9 | 11 |
| 2009 | 9 | 11 |
| 2010 | 13 | 3 |
| 2011 | 8 | 4 |
| 2012 | 6 | 6 |
| 2013 | 4 | 5 |
| 2014 | 6 | 9 |
| 2015 | 7 | 7 |
| 2016 | 4 | 5 |
| 2017 | 7 | 7 |
| 2018 | 9 | 9 |
| 2019 | 11 | 36 |
| 2020 | 21 | 51 |
| 2021 | 28 | 59 |
| 2022 | 28 | 41 |
| 2023 | 24 | 57 |
| 2024 | 38 | 47 |
| 2025 | 29 | 41 |
| 2026 | 25 | 40 |
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 performance gaas devices and method497US 5,436,499 ASpire Corporation · 1995
- Modified wurtzite structure oxide compounds as substrates for III-V nitride compound semiconductor epitaxial thin film growth216US 5,625,202 AUniversity of Central Florida · 1997
- Nitride-based VCSEL or light emitting diode with p-n tunnel junction current injection139US 6,515,308 B1Xerox Corporation · 2003
- Integrated assembly comprising vertical cavity surface-emitting laser array with Fresnel microlenses129US 5,073,041 ABell Communications Research, Inc. · 1991
- Optical illuminator129US 8,675,706 B2Princeton Optronics, Inc. · 2014