H10K 85/341
Transition metal complexes
Official title: {Transition metal complexes, e.g. Ru(II)polypyridine complexes (H10K85/331 takes precedence)}
H10K85/341 (Transition metal complexes) appears on 5,048 US grants and 8,380 published applications in this corpus.
Search patents in H10K- Granted patents
- 5,048
- Published applications
- 8,380
- Assignees
- 707
- Inventors
- 5,808
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 8 | 0 |
| 2001 | 13 | 14 |
| 2002 | 17 | 60 |
| 2003 | 38 | 102 |
| 2004 | 64 | 131 |
| 2005 | 70 | 222 |
| 2006 | 83 | 213 |
| 2007 | 84 | 208 |
| 2008 | 76 | 178 |
| 2009 | 101 | 258 |
| 2010 | 159 | 279 |
| 2011 | 197 | 267 |
| 2012 | 167 | 285 |
| 2013 | 190 | 316 |
| 2014 | 206 | 343 |
| 2015 | 307 | 417 |
| 2016 | 292 | 414 |
| 2017 | 303 | 450 |
| 2018 | 361 | 381 |
| 2019 | 322 | 397 |
| 2020 | 271 | 412 |
| 2021 | 265 | 394 |
| 2022 | 224 | 420 |
| 2023 | 326 | 648 |
| 2024 | 296 | 595 |
| 2025 | 330 | 525 |
| 2026 | 250 | 451 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Iridium complex compound, iridium-complex-compound-containing composition, organic electroluminescent element and method for producing same, organic EL display device, and organic EL illuminator6 Oct 2026US 12,753,195 B2Mitsubishi Chemical Corporation
- Organic electroluminescent materials and devices6 Oct 2026US 12,753,196 B2Universal Display Corporation
- Organic electroluminescent materials and devices6 Oct 2026US 12,757,626 B2Universal Display Corporation
- Light-emitting device including organometallic compound, electronic device including the light-emitting device, and the organometallic compound6 Oct 2026US 12,757,627 B2Samsung Display Co., Ltd.
- Organic light-emitting device and apparatus including the same6 Oct 2026US 12,757,632 B2Samsung Display Co., Ltd.
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0308446 A1Universal Display Corporation
- Organic electroluminescent material and device thereof8 Oct 2026US 2026/0314158 A1Beijing Summer Sprout Technology Co., Ltd.
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314164 A1Universal Display Corporation
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314166 A1Universal Display Corporation
- Heterocyclic compound, organic light-emitting device including the heterocyclic compound, and electronic apparatus including the organic light-emitting device8 Oct 2026US 2026/0314167 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Multicolor organic light emitting devices2,173US 5,707,745 AThe Trustees of Princeton University · 1998
- OLEDs doped with phosphorescent compounds1,989US 6,303,238 B1The Trustees of Princeton University · 2001
- Transparent contacts for organic devices1,986US 5,703,436 AThe Trustees of Princeton University · 1997
- Structure for high efficiency electroluminescent device1,895US 6,097,147 AThe Trustees of Princeton University · 2000
- Complexes with tridentate ligands1,471US 7,279,704 B2Universal Display Corporation · 2007