C09K 11/7715
Containing cerium
Official title: {containing cerium}
C09K11/7715 (Containing cerium) appears on 478 US grants and 454 published applications in this corpus.
Search patents in C09K- Granted patents
- 478
- Published applications
- 454
- Assignees
- 244
- Inventors
- 997
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 0 | 0 |
| 1990 | 12 | 0 |
| 1991 | 10 | 0 |
| 1992 | 7 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 6 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 9 | 0 |
| 1999 | 3 | 0 |
| 2000 | 11 | 0 |
| 2001 | 15 | 8 |
| 2002 | 5 | 5 |
| 2003 | 12 | 13 |
| 2004 | 11 | 25 |
| 2005 | 6 | 24 |
| 2006 | 23 | 25 |
| 2007 | 21 | 31 |
| 2008 | 16 | 24 |
| 2009 | 19 | 20 |
| 2010 | 16 | 23 |
| 2011 | 17 | 21 |
| 2012 | 14 | 26 |
| 2013 | 29 | 29 |
| 2014 | 20 | 23 |
| 2015 | 18 | 18 |
| 2016 | 13 | 16 |
| 2017 | 17 | 20 |
| 2018 | 14 | 7 |
| 2019 | 7 | 16 |
| 2020 | 10 | 13 |
| 2021 | 16 | 20 |
| 2022 | 19 | 15 |
| 2023 | 11 | 16 |
| 2024 | 9 | 9 |
| 2025 | 8 | 5 |
| 2026 | 9 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Phosphor powder, light-emitting device, image display device, and illumination device4 Aug 2026US 12,698,441 B2Denka Company Limited
- Light emitting device, headlight, and vehicle comprising same2 Jun 2026US 12,648,271 B2Nichia Corporation
- Nitride phosphor, and method for producing same12 May 2026US 12,624,282 B2Nichia Corporation
- Ceramic composition and method for manufacturing ceramic composition7 Apr 2026US 12,595,412 B2Shinko Electric Idustries Co., Ltd.
- Method for producing quantum dots17 Mar 2026US 12,577,461 B2Shin-Etsu Chemical Co., Ltd.
- Phosphor, method for producing a phosphor and radiation-emitting device18 Jun 2026US 2026/0167864 A1ams-OSRAM International GmbH
- Wavelength conversion device and illumination device5 Feb 2026US 2026/0036281 A1Kyoto University
- Thallium-based scintillator materials25 Dec 2025US 2025/0388812 A1Radiation Monitoring Devices, Inc.
- X-ray scintillator4 Sep 2025US 2025/0277147 A1Quantum Advanced Solutions Limited
- Method for producing metal oxide nano-particles, and metal oxide nano-particles14 Aug 2025US 2025/0256978 A1
Most cited
By later US patents
- Wavelength-converting casting composition and its use749US 6,066,861 ASiemens Aktiengesellschaft · 2000
- Lighting system590US 6,234,648 B1U. S. Philips Corporation · 2001
- Light-radiating semiconductor component with a luminescence conversion element313US 6,812,500 B2Osram Opto Semiconductors GmbH & Co. OHG · 2004
- Light-radiating semiconductor component with a luminescence conversion element305US 6,576,930 B2OSRAM Opto Semiconductors GmbH · 2003
- Long persistent phosphors and persistent energy transfer technique225US 6,953,536 B2University of Georgia Research Foundation, Inc. · 2005