C09K 11/70
Containing phosphorus
Official title: containing phosphorus
C09K11/70 (Containing phosphorus) appears on 670 US grants and 930 published applications in this corpus.
Search patents in C09K- Granted patents
- 670
- Published applications
- 930
- Assignees
- 240
- Inventors
- 1,477
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 5 |
| 2004 | 2 | 3 |
| 2005 | 1 | 8 |
| 2006 | 5 | 6 |
| 2007 | 2 | 11 |
| 2008 | 5 | 16 |
| 2009 | 6 | 15 |
| 2010 | 8 | 18 |
| 2011 | 10 | 15 |
| 2012 | 10 | 14 |
| 2013 | 17 | 19 |
| 2014 | 12 | 25 |
| 2015 | 15 | 31 |
| 2016 | 21 | 33 |
| 2017 | 31 | 48 |
| 2018 | 26 | 63 |
| 2019 | 46 | 80 |
| 2020 | 56 | 88 |
| 2021 | 58 | 98 |
| 2022 | 57 | 83 |
| 2023 | 82 | 104 |
| 2024 | 73 | 68 |
| 2025 | 47 | 42 |
| 2026 | 35 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of preparing quantum dot, quantum dot prepared thereby, and optical member and electronic apparatus including the quantum dot6 Oct 2026US 12,757,566 B2Samsung Display Co., Ltd.
- Display panel and electronic apparatus including the same25 Aug 2026US 12,720,994 B2Samsung Display Co., Ltd.
- Electroluminescent device and semiconductor nanoparticle25 Aug 2026US 12,721,034 B2Samsung Display Co., Ltd.
- Uniformly encapsulated nanoparticles, and light emitting material and optoelectronic device including same28 Jul 2026US 12,692,431 B2Nexdot
- Quantum dot and preparation method therefor, quantum dot light-emitting device, and display apparatus14 Jul 2026US 12,680,019 B2Boe Technology Group Co., Ltd.
- Quantum dot composition, resin composition, and wavelength conversion material1 Oct 2026US 2026/0297422 A1Shin-Etsu Chemical Co., Ltd.
- Composition1 Oct 2026US 2026/0297423 A1Samsung Electronics Co., Ltd.
- Method of preparing quantum dot, quantum dot prepared thereby, and optical member and electronic apparatus including the quantum dot10 Sep 2026US 2026/0271501 A1Samsung Display Co., Ltd.
- Quantum dot composition, light-emitting device, electronic apparatus, and electronic equipment13 Aug 2026US 2026/0239871 A1Samsung Display Co., Ltd.
- Method of treating semiconductor nanoparticle, semiconductor nanoparticle, electroluminescent device including the same13 Aug 2026US 2026/0239872 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Light sources with nanometer-sized VUV radiation-absorbing phosphors490US 6,982,046 B2General Electric Company · 2006
- Nanocrystal doped matrixes122US 7,645,397 B2Nanosys, Inc. · 2010
- III-V semiconductor nanocrystal complexes and methods of making same89US 7,399,429 B2Evident Technologies · 2008
- Phosphors containing oxides of alkaline-earth and group-IIIB metals and white-light sources incorporating same88US 7,077,978 B2General Electric Company · 2006
- Luminescent coating for low-pressure mercury vapour discharge lamp87US 3,937,998 AU. S. Philips Corporation · 1976