H10H 20/8162
Current-blocking structures
Official title: {Current-blocking structures}
H10H20/8162 (Current-blocking structures) appears on 972 US grants and 1,175 published applications in this corpus.
Search patents in H10H- Granted patents
- 972
- Published applications
- 1,175
- Assignees
- 290
- Inventors
- 1,862
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 2 | 0 |
| 1998 | 9 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 15 | 2 |
| 2002 | 12 | 12 |
| 2003 | 12 | 19 |
| 2004 | 12 | 23 |
| 2005 | 16 | 17 |
| 2006 | 11 | 17 |
| 2007 | 10 | 25 |
| 2008 | 12 | 20 |
| 2009 | 10 | 20 |
| 2010 | 18 | 32 |
| 2011 | 15 | 37 |
| 2012 | 25 | 36 |
| 2013 | 34 | 38 |
| 2014 | 34 | 40 |
| 2015 | 41 | 74 |
| 2016 | 70 | 74 |
| 2017 | 69 | 85 |
| 2018 | 56 | 79 |
| 2019 | 75 | 65 |
| 2020 | 59 | 54 |
| 2021 | 47 | 51 |
| 2022 | 45 | 102 |
| 2023 | 35 | 85 |
| 2024 | 47 | 67 |
| 2025 | 81 | 63 |
| 2026 | 40 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Light emitting diodes with aluminum-containing layers integrated therein and associated methods15 Sep 2026US 12,740,186 B2Google Inc.
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- Light-emitting device and light-emitting apparatus8 Sep 2026US 12,733,296 B2Anhui Sanan Optoelectronics Co., Ltd.
- Growth method and structure of LED epitaxy1 Sep 2026US 12,727,286 B2Focus Lightings Tech (Suqian) Co., Ltd.
- Light emitting device8 Oct 2026US 2026/0314117 A1Seoul Viosys Co., Ltd.
- Surface-emitting element1 Oct 2026US 2026/0302729 A1Sony Semiconductor Solutions Corporation
- Light emitting element and display device including the same17 Sep 2026US 2026/0282610 A1Samsung Display Co., Ltd.
- Light emitting diode having improved hole injection structure10 Sep 2026US 2026/0271438 A1Seoul Viosys Co., Ltd.
- Micro-leds with plasmon-assisted recombination27 Aug 2026US 2026/0255731 A1Hyperlume Inc.
Most cited
By later US patents
- Formation of insulating aluminum oxide in semiconductor substrates498US 6,635,559 B2Spire Corporation · 2003
- Light-emitting semiconductor device462US 5,696,389 AKabushiki Kaisha Toshiba · 1997
- Method of production of light emitting diodes438US 4,966,862 ACree Research, Inc. · 1990
- Wafer bonding of light emitting diode layers336US 5,376,580 AHewlett-Packard Company · 1994
- Efficient semiconductor light-emitting device and method222US 5,493,577 ASandia Corporation · 1996