H05B 33/18
Characterised by the nature or concentration of the activator
Official title: characterised by the nature or concentration of the activator
H05B33/18 (Characterised by the nature or concentration of the activator) appears on 62 US grants and 46 published applications in this corpus.
Search patents in H05B- Granted patents
- 62
- Published applications
- 46
- Assignees
- 50
- Inventors
- 198
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 3 |
| 2011 | 1 | 5 |
| 2012 | 1 | 3 |
| 2013 | 3 | 5 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 2 |
| 2018 | 3 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 3 |
| 2024 | 0 | 0 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Display element and method for manufacturing a display element8 Apr 2025US 12,273,967 B2Lumineq Oy
- Preparation method and application of an Er doped Ga2O3 film4 Feb 2025US 12,218,267 B2Zhejiang University
- Composition and organic light-emitting device including the same19 Sep 2023US 11,760,769 B2Samsung Electronics Co., Ltd.
- Aromatic amine derivative, and organic electroluminescent element comprising the same1 Jun 2021US 11,024,806 B2Idemitsu Kosan Co., Ltd.
- Semiconductor nanoparticle, production method thereof,electroluminescent device, production method thereof, and display including the same29 Jan 2026US 2026/0033233 A1Samsung Electronics Co., Ltd.
- Quantum device and method for manufacturing quantum device5 Jun 2025US 2025/0185129 A1Fujitsu Limited
- The Preparation Method and Application of An Er Doped Ga2O3 Film3 Aug 2023US 2023/0246115 A1Zhejiang University
- Display element and method for manufacturing a display element18 May 2023US 2023/0156879 A1Lumineq Oy
- Narrow-band green luminophore20 Apr 2023US 2023/0123606 A1ams-OSRAM International GmbH
Most cited
By later US patents
- Encapsulated quantum sized doped semiconductor particles and method of manufacturing same168US 6,048,616 APhilips Electronics N. A. Corporation · 2000
- Method of manufacturing encapsulated doped particles127US 5,525,377 AU. S. Philips Corporation · 1996
- Electroluminescent element93US 5,932,327 ANippondenso Co., Ltd. · 1999
- Organic electroluminescent materials and devices56US 9,493,698 B2Universal Display Corporation · 2016
- Electric field light-emitting device43US 5,210,430 ACanon Kabushiki Kaisha · 1993