C09K 11/08
Containing inorganic luminescent materials
Official title: containing inorganic luminescent materials
C09K11/08 (Containing inorganic luminescent materials) appears on 7,898 US grants and 9,301 published applications in this corpus.
Search patents in C09K- Granted patents
- 7,898
- Published applications
- 9,301
- Assignees
- 2,106
- Inventors
- 13,045
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 37 | 0 |
| 1977 | 42 | 0 |
| 1978 | 56 | 0 |
| 1979 | 28 | 0 |
| 1980 | 36 | 0 |
| 1981 | 33 | 0 |
| 1982 | 24 | 0 |
| 1983 | 16 | 0 |
| 1984 | 29 | 0 |
| 1985 | 31 | 0 |
| 1986 | 30 | 0 |
| 1987 | 26 | 0 |
| 1988 | 46 | 0 |
| 1989 | 46 | 0 |
| 1990 | 61 | 0 |
| 1991 | 64 | 0 |
| 1992 | 70 | 0 |
| 1993 | 48 | 0 |
| 1994 | 50 | 0 |
| 1995 | 54 | 0 |
| 1996 | 68 | 0 |
| 1997 | 74 | 0 |
| 1998 | 67 | 0 |
| 1999 | 80 | 0 |
| 2000 | 85 | 0 |
| 2001 | 96 | 45 |
| 2002 | 89 | 142 |
| 2003 | 131 | 170 |
| 2004 | 141 | 261 |
| 2005 | 96 | 319 |
| 2006 | 183 | 346 |
| 2007 | 209 | 355 |
| 2008 | 163 | 354 |
| 2009 | 192 | 369 |
| 2010 | 219 | 401 |
| 2011 | 240 | 352 |
| 2012 | 282 | 414 |
| 2013 | 296 | 414 |
| 2014 | 314 | 342 |
| 2015 | 332 | 429 |
| 2016 | 324 | 395 |
| 2017 | 331 | 447 |
| 2018 | 330 | 443 |
| 2019 | 370 | 461 |
| 2020 | 370 | 450 |
| 2021 | 381 | 499 |
| 2022 | 376 | 524 |
| 2023 | 358 | 463 |
| 2024 | 358 | 407 |
| 2025 | 325 | 289 |
| 2026 | 191 | 210 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C09K 11/77Containing rare earth metals4,554
- C09K 11/88Containing selenium, tellurium or unspecified chalcogen elements1,303
- C09K 11/0883Arsenides983
- C09K 11/56Containing sulfur937
- C09K 11/70Containing phosphorus670
- C09K 11/66Containing germanium, tin or lead559
- C09K 11/62Containing gallium, indium or thallium519
- C09K 11/64Containing aluminium507
All 30 subgroupsShow fewer
- C09K 11/61Containing fluorine, chlorine, bromine, iodine or unspecified halogen elements454
- C09K 11/59Containing silicon364
- C09K 11/67Containing refractory metals349
- C09K 11/58Containing copper, silver or gold345
- C09K 11/74Containing arsenic, antimony or bismuth267
- C09K 11/57Containing manganese or rhenium191
- C09K 11/65Containing carbon186
- C09K 11/0805Chalcogenides173
- C09K 11/54Containing zinc or cadmium146
- C09K 11/89Containing mercury64
- C09K 11/55Containing beryllium, magnesium, alkali metals or alkaline earth metals51
- C09K 11/0877Borates48
- C09K 11/0838Aluminates39
- C09K 11/87Containing platina group metals39
- C09K 11/63Containing boron32
- C09K 11/60Containing iron, cobalt or nickel29
- C09K 11/0827Halogenides26
- C09K 11/0855Phosphates18
- C09K 11/0844Germanates7
- C09K 11/085Vanadates3
- C09K 11/0888Sulfates2
- C09K 11/0894Antimonates2
Recent patents
- Perovskite-organic chromophore based X-ray imagining scintillator6 Oct 2026US 12,755,859 B2King Abdullah University of Science and Technology
- 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.
- I-III-VI based quantum dots and fabrication method thereof29 Sep 2026US 12,747,388 B2Samsung SDI.Co., Ltd.
- Antireflective coating polymeric film for photoelectric device and photoelectric device comprising the same22 Sep 2026US 12,742,073 B2Unist (Ulsan National Institute of Science and Technology)
- Luminescent ink and ceramic product with a label printed with luminescent ink22 Sep 2026US 12,742,087 B2AsociacióN De InvestigacióN De Las Industrias Ceramicas (Aice)
- Quantum dot-containing composition, wavelength conversion member, and method for manufacturing quantum dot-containing composition8 Oct 2026US 2026/0308445 A1Shin-Etsu Chemical Co., Ltd.
- Wavelength conversion sheet, backlight, and liquid crystal display device8 Oct 2026US 2026/0308447 A1Dai Nippon Printing Co.Ltd.
- Composition exhibiting narrow photoluminescence line width8 Oct 2026US 2026/0308448 A1
- Phosphor, light emitting device, lighting device, image display device, and indicator lamp for vehicles8 Oct 2026US 2026/0314126 A1Mitsubishi Chemical Corporation
- Method for manufacturing quantum dot, quantum dot, and electronic apparatus including the quantum dot8 Oct 2026US 2026/0314160 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Light emitting device having a nitride compound semiconductor and a phosphor containing a garnet fluorescent material1,017US 5,998,925 ANichia Kagaku Kogyo K. K. · 1999
- Wavelength-converting casting composition and its use749US 6,066,861 ASiemens Aktiengesellschaft · 2000
- Highly luminescent color-selective nano-crystalline materials747US 6,322,901 B1Massachusetts Institute of Technology · 2001
- Lighting system590US 6,234,648 B1U. S. Philips Corporation · 2001
- Method to operate an incoherently emitting radiation source having at least one dielectrically impeded electrode583US 5,604,410 APatent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · 1997