C01G 55/00
Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
C01G55/00 (Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum) appears on 434 US grants and 358 published applications in this corpus.
Search patents in C01G- Granted patents
- 434
- Published applications
- 358
- Assignees
- 331
- Inventors
- 1,296
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 9 | 0 |
| 1978 | 17 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 12 | 0 |
| 1982 | 16 | 0 |
| 1983 | 13 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 6 |
| 2002 | 12 | 4 |
| 2003 | 4 | 6 |
| 2004 | 6 | 5 |
| 2005 | 2 | 8 |
| 2006 | 4 | 12 |
| 2007 | 4 | 14 |
| 2008 | 4 | 18 |
| 2009 | 10 | 21 |
| 2010 | 9 | 22 |
| 2011 | 16 | 16 |
| 2012 | 8 | 11 |
| 2013 | 9 | 20 |
| 2014 | 13 | 12 |
| 2015 | 13 | 15 |
| 2016 | 16 | 13 |
| 2017 | 13 | 24 |
| 2018 | 13 | 14 |
| 2019 | 9 | 14 |
| 2020 | 13 | 22 |
| 2021 | 15 | 20 |
| 2022 | 12 | 11 |
| 2023 | 11 | 11 |
| 2024 | 9 | 17 |
| 2025 | 8 | 11 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C01G 55/002Compounds containing ruthenium, rhodium, palladium, osmium, iridium or platinum, with or without131
- C01G 55/001Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange95
- C01G 55/004Oxides69
- C01G 55/005Halides29
- C01G 55/007Compounds containing at least one carbonyl group23
Recent patents
- Calcium ruthenate composition of matter and calcium ruthenate catalysts21 Jul 2026US 12,686,622 B2Toyota Research Institute, Inc.
- Ruthenium-titanium oxide aerogel catalyst, method for preparing the same, and method for hydrogenation and hydrodeoxygenation using the same19 May 2026US 12,629,663 B2Korea Institute of Science and Technology
- Organic electroluminescent materials and devices12 May 2026US 12,623,919 B2Universal Display Corporation
- Ruthenium oxide and catalyst comprising same31 Mar 2026US 12,589,382 B2Sogang University Research & Business Development Foundation
- Bismuth-substituted rare earth iron garnet single crystal, faraday rotator, optical isolator, and production method for bismuth-substituted rare earth iron garnet single crystal24 Mar 2026US 12,585,146 B2Shin-Etsu Chemical Co., Ltd.
- Particulate material comprising silver particles which are equipped with ruthenium oxide and are optionally partially oxidized17 Sep 2026US 2026/0274707 A1Heraeus Precious Metals GmbH & Co. KG
- Particulate, water-insoluble inorganic material provided with silver oxide and ruthenium oxide17 Sep 2026US 2026/0274708 A1Heraeus Precious Metals GmbH & Co. KG
- A method of refining and recycling iridium10 Sep 2026US 2026/0265079 A1Johnson Matthey Public Limited Company
- Low pt-loaded mxene-carbon nanotube aerogel film and preparation methods thereof10 Sep 2026US 2026/0265080 A1Hefei Institutes of Physical Science, Chinese Academy of Sciences
- Organic electroluminescent materials and devices6 Aug 2026US 2026/0225916 A1Universal Display Corporation
Most cited
By later US patents
- Method of manufacturing inorganic nanotube516US 7,005,391 B2Samsung Electronics Co., Ltd. · 2006
- Shape control method for nanoparticles for making better and new catalysts78US 6,090,858 AGeorgia Tech Reseach Corporation · 2000
- Process and apparatus for oxidizing or reducing dissolved substance64US 4,774,026 AHitachi, Ltd. · 1988
- Cathode intercalation compositions, production methods and rechargeable lithium batteries containing the same64US 6,248,477 B1Kerr-McGee Chemical Corporation · 2001
- Removal of heavy metals from waste water61US 4,731,187 AMiyoshi Yushi Kabushiki Kaisha · 1988