H10H 20/826
Comprising only group iv materials
Official title: comprising only Group IV materials
H10H20/826 (Comprising only group iv materials) appears on 510 US grants and 422 published applications in this corpus.
Search patents in H10H- Granted patents
- 510
- Published applications
- 422
- Assignees
- 285
- Inventors
- 992
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 19 | 0 |
| 1995 | 14 | 0 |
| 1996 | 10 | 0 |
| 1997 | 21 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 11 | 4 |
| 2002 | 16 | 10 |
| 2003 | 4 | 16 |
| 2004 | 17 | 22 |
| 2005 | 14 | 22 |
| 2006 | 13 | 13 |
| 2007 | 15 | 11 |
| 2008 | 9 | 16 |
| 2009 | 5 | 15 |
| 2010 | 16 | 22 |
| 2011 | 16 | 12 |
| 2012 | 14 | 27 |
| 2013 | 18 | 24 |
| 2014 | 25 | 19 |
| 2015 | 24 | 24 |
| 2016 | 21 | 18 |
| 2017 | 21 | 22 |
| 2018 | 19 | 24 |
| 2019 | 16 | 17 |
| 2020 | 20 | 28 |
| 2021 | 17 | 14 |
| 2022 | 14 | 7 |
| 2023 | 14 | 14 |
| 2024 | 8 | 12 |
| 2025 | 3 | 4 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for manufacturing graphene light source, organic light-emitting device comprising graphene light source, and method for manufacturing organic light-emitting device11 Aug 2026US 12,707,800 B2University-Industry Cooperation Group of Kyung Hee University
- Light-emitting device26 May 2026US 12,641,930 B2Nichia Corporation
- Method of producing a direct band gap in indirect band gap materials and light emitting or detecting devices fabricated therefrom19 May 2026US 12,635,299 B1National Technology & Engineering Solutions of Sandia, LLC
- Method of manufacturing semiconductor device, semiconductor device, and apparatus employing the same28 Apr 2026US 12,615,974 B2Samsung Electronics Co., Ltd.
- Sensor array device and method therefor13 Jan 2026US 12,527,118 B1Aeluma, Inc.
- Light-emitting device3 Sep 2026US 2026/0262346 A1Nichia Corporation
- Approach to enhance optical absorption and emission rates in molecular and semiconducting systems through momentum-matching enabled by the confinement of photons13 Aug 2026US 2026/0239776 A1The Regents of the University of California
- Diamond semiconductor device6 Aug 2026US 2026/0231493 A1National Institute of Advanced Industrial Science and Technology
- Semiconductor structure and manufacturing method thereof9 Apr 2026US 2026/0101604 A1Taiwan-Asia Semiconductor Corporation
- Integration of optically active and diamond-based color centers with semiconductor substrates for quantum devices2 Apr 2026US 2026/0096358 A1IonQ, Inc.
Most cited
By later US patents
- Blue light emitting diode formed in silicon carbide482US 4,918,497 ACree Research, Inc. · 1990
- Blue light emitting diode formed in silicon carbide402US 5,027,168 ACree Research, Inc. · 1991
- High efficiency light emitting diodes394US 5,912,477 ACree Research, Inc. · 1999
- Method for producing high efficiency light-emitting diodes and resulting diode structures383US 5,631,190 ACree Research, Inc. · 1997
- Blue light-emitting diode with high external quantum efficiency335US 5,416,342 ACree Research, Inc. · 1995