C09K 11/77342
Silicates
Official title: {Silicates}
C09K11/77342 (Silicates) appears on 436 US grants and 567 published applications in this corpus.
Search patents in C09K- Granted patents
- 436
- Published applications
- 567
- Assignees
- 171
- Inventors
- 857
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 1 | 2 |
| 2003 | 5 | 6 |
| 2004 | 4 | 18 |
| 2005 | 4 | 17 |
| 2006 | 10 | 35 |
| 2007 | 14 | 48 |
| 2008 | 10 | 46 |
| 2009 | 22 | 46 |
| 2010 | 30 | 52 |
| 2011 | 29 | 30 |
| 2012 | 45 | 48 |
| 2013 | 36 | 41 |
| 2014 | 41 | 27 |
| 2015 | 32 | 22 |
| 2016 | 20 | 15 |
| 2017 | 20 | 19 |
| 2018 | 13 | 10 |
| 2019 | 12 | 19 |
| 2020 | 11 | 11 |
| 2021 | 12 | 14 |
| 2022 | 9 | 6 |
| 2023 | 10 | 11 |
| 2024 | 5 | 11 |
| 2025 | 7 | 6 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light emitting device30 Jun 2026US 12,672,402 B2Nichia Corporation
- Oxide fluorescent material, light emitting device, and method for producing oxide fluorescent material28 Apr 2026US 12,612,549 B2Nichia Corporation
- Light emission device and light fixture comprising same3 Feb 2026US 12,543,417 B2Nichia Corporation
- Fluoride phosphor, production method therefor, and light-emitting device27 Jan 2026US 12,534,667 B2Nichia Corporation
- Light emitting device13 Jan 2026US 12,527,132 B2Nichia Corporation
- Light emitting device24 Sep 2026US 2026/0293383 A1Nichia Corporation
- Process for synthesizing europium-doped strontium magnesium germanate phosphors3 Sep 2026US 2026/0258300 A1Princess Nourah Bint Abdulrahman University
- Fluorescence-enabled colored bilayer sub-ambient radiative cooling coatings2 Jul 2026US 2026/0184931 A1City University of Hong Kong
- Light emitting device9 Apr 2026US 2026/0101615 A1Nichia Corporation
- Nitride phosphor and light emitting device12 Mar 2026US 2026/0075993 A1Nichia Corporation
Most cited
By later US patents
- Lighting system590US 6,234,648 B1U. S. Philips Corporation · 2001
- Solid state illumination system containing a light emitting diode, a light scattering material and a luminescent material380US 6,791,259 B1General Electric Company · 2004
- Phosphor blends and backlight sources for liquid crystal displays333US 6,809,781 B2General Electric Company · 2004
- Light emission device and method utilizing multiple emitters and multiple phosphors291US 7,564,180 B2Cree, Inc. · 2009
- Wavelength converted semiconductor light emitting devices252US 7,250,715 B2Philips Lumileds Lighting Company, LLC · 2007