C09K 11/54
Containing zinc or cadmium
Official title: containing zinc or cadmium
C09K11/54 (Containing zinc or cadmium) appears on 146 US grants and 218 published applications in this corpus.
Search patents in C09K- Granted patents
- 146
- Published applications
- 218
- Assignees
- 123
- Inventors
- 574
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 4 |
| 2004 | 2 | 8 |
| 2005 | 3 | 3 |
| 2006 | 4 | 4 |
| 2007 | 3 | 4 |
| 2008 | 6 | 6 |
| 2009 | 3 | 12 |
| 2010 | 1 | 5 |
| 2011 | 1 | 7 |
| 2012 | 4 | 3 |
| 2013 | 3 | 5 |
| 2014 | 1 | 5 |
| 2015 | 3 | 11 |
| 2016 | 4 | 7 |
| 2017 | 6 | 7 |
| 2018 | 5 | 11 |
| 2019 | 9 | 12 |
| 2020 | 8 | 15 |
| 2021 | 10 | 21 |
| 2022 | 9 | 20 |
| 2023 | 14 | 14 |
| 2024 | 15 | 20 |
| 2025 | 15 | 9 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Metal oxide nanoparticle, nanocomposite including the metal oxide nanoparticle, and ink composition, light-emitting device, electronic apparatus, and electronic equipment including the nanocomposite9 Jun 2026US 12,649,668 B2Samsung Display Co., Ltd.
- Electroluminescent device and a display device including the same2 Jun 2026US 12,648,292 B2Samsung Display Co., Ltd.
- Nanoparticle ink composition, light-emitting device, and method of manufacturing the light-emitting device17 Mar 2026US 12,577,457 B2Samsung Display Co., Ltd.
- Quantum dots coated with blue-light absorption layer and method of forming the same17 Feb 2026US 12,557,439 B2Opulence Optronics Co., Ltd.
- Method for preparing znse quantum dot, znse quantum dot, znse structure and display device9 Jul 2026US 2026/0193534 A1Boe Technology Group Co., Ltd.
- Quantum dots and electroluminescent devices28 May 2026US 2026/0146198 A1Yungu (Gu'an) Technology Co., Ltd.
- Quantum dot device, film having multilayered structure, and electronic device5 Mar 2026US 2026/0062611 A1Samsung Display Co., Ltd.
- Ink jet recording method, ink jet recording apparatus and set of aqueous ink and aqueous reaction liquid6 Nov 2025US 2025/0340066 A1Canon Kabushiki Kaisha
- Light-emitting diode and display device comprising the same28 Aug 2025US 2025/0275467 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Luminescent nanoparticles and methods for their preparation226US 6,815,064 B2Quantum Dot Corporation · 2004
- Oxygen-containing phosphor powders, methods for making phosphor powders and devices incorporating same135US 6,180,029 B2Superior MicroPowders LLC · 2001
- Sulfur-containing phosphor powders, methods for making phosphor powders and devices incorporating same110US 6,153,123 ASuperior MicroPowders LLC · 2000
- Colloidal nanocrystals with high photoluminescence quantum yields and methods of preparing the same65US 6,869,545 B2Board of Trustees of the University of Arkansas · 2005
- Display device34US 7,982,812 B2Samsung Electronics Co., Ltd. · 2011