C09K 11/7744
Chalcogenides
Official title: {Chalcogenides}
C09K11/7744 (Chalcogenides) appears on 134 US grants and 83 published applications in this corpus.
Search patents in C09K- Granted patents
- 134
- Published applications
- 83
- Assignees
- 59
- Inventors
- 159
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 7 |
| 2002 | 1 | 1 |
| 2003 | 8 | 6 |
| 2004 | 5 | 10 |
| 2005 | 2 | 14 |
| 2006 | 15 | 3 |
| 2007 | 6 | 11 |
| 2008 | 6 | 6 |
| 2009 | 13 | 1 |
| 2010 | 3 | 4 |
| 2011 | 2 | 2 |
| 2012 | 3 | 3 |
| 2013 | 1 | 4 |
| 2014 | 3 | 0 |
| 2015 | 3 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 3 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Inorganic TFEL display element and manufacturing method17 Jun 2025US 12,336,063 B2Lumineq Oy
- Photoelectric conversion element and solar cell20 May 2025US 12,310,142 B2Kabushiki Kaisha Toshiba
- Luminescent nanoparticle tracers, and systems and methods for fabrication and use thereof3 Sep 2024US 12,077,698 B2Battelle Memorial Institute
- Thermoluminescent composite particle and marking comprising same8 Aug 2023US 11,719,644 B2Sicpa Holding SA
- Phosphor and light-emitting equipment using phosphor11 Jul 2023US 11,697,765 B2Citizen Electronics Co., Ltd.
- Inorganic tfel display element and manufacturing method24 Oct 2024US 2024/0357717 A1Lumineq Oy
- Photoelectric conversion element and solar cell11 Jul 2024US 2024/0234600 A1Kabushiki Kaisha Toshiba
- Polysulfide upconversion phosphor3 Aug 2023US 2023/0242815 A1Dalian Minzu University
- Phosphor and light-emitting equipment using phosphor24 Feb 2022US 2022/0056339 A1Citizen Electronics Co., Ltd.
- Luminescent nanoparticle tracers, and systems and methods for fabrication and use thereof9 Sep 2021US 2021/0277304 A1Battelle Memorial Institute
Most cited
By later US patents
- Wavelength-converting casting composition and its use749US 6,066,861 ASiemens Aktiengesellschaft · 2000
- 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
- Wavelength-converting casting composition and light-emitting semiconductor component217US 6,245,259 B1Osram Opto Semiconductors GmbH & Co. OHG · 2001
- Light-radiating semiconductor component with a luminescence conversion element149US 7,078,732 B1OSRAM GmbH · 2006