H10F 55/207
Wherein the electric light source comprises semiconductor devices having potential barriers
Official title: {wherein the electric light source comprises semiconductor devices having potential barriers, e.g. light emitting diodes}
H10F55/207 (Wherein the electric light source comprises semiconductor devices having potential barriers) appears on 61 US grants and 55 published applications in this corpus.
Search patents in H10F- Granted patents
- 61
- Published applications
- 55
- Assignees
- 50
- Inventors
- 137
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 3 |
| 2016 | 4 | 3 |
| 2017 | 1 | 4 |
| 2018 | 3 | 4 |
| 2019 | 7 | 10 |
| 2020 | 6 | 4 |
| 2021 | 5 | 3 |
| 2022 | 2 | 3 |
| 2023 | 4 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Semiconductor relay and semiconductor relay module provided with same3 Jul 2025US 2025/0221083 A1Panasonic Intellectual Property Management Co., Ltd.
- Semiconductor device6 Feb 2025US 2025/0046774 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Resonator-enhanced optoelectronic devices and methods of making same308US 9,019,595 B2VerLASE Technologies LLC · 2015
- Monolithically integrated light emitting devices262US 7,535,089 B2Massachusetts Institute of Technology · 2009
- Thin film electro-optical devices231US 4,766,471 AEnergy Conversion Devices, Inc. · 1988
- Resonator-enhanced optoelectronic devices and methods of making same90US 9,354,366 B2VerLASE Technologies LLC · 2016
- High speed optoelectronic switch42US 4,376,285 AMassachusetts Institute of Technology · 1983