B01J 2523/822
Rhodium
B01J2523/822 (Rhodium) appears on 19 US grants and 28 published applications in this corpus.
Search patents in B01J- Granted patents
- 19
- Published applications
- 28
- Assignees
- 25
- Inventors
- 137
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 3 |
| 2019 | 2 | 8 |
| 2020 | 0 | 3 |
| 2021 | 9 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 2 |
| 2025 | 1 | 3 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Catalysts for gasoline engine exhaust gas treatments10 Mar 2026US 12,569,829 B2Johnson Matthey Public Limited Company
- Exhaust gas purification catalyst8 Jul 2025US 12,350,653 B2Mitsui Mining & Smelting Co., Ltd.
- Rhodium-doped strontium titanate inverse opal material, preparation method thereof, and application thereof in piezoelectric synergistic photocatalytic removal of organic pollutants3 Dec 2024US 12,157,115 B2Soochow University
- System and method for supplying a lighter-than-air vehicle with hydrogen gas30 Apr 2024US RE49,947 E1The United States of America as represented by the Secretary of the Navy
- Catalyst composition for hydrogenating 4,4′-methylenedianiline derivatives and method for preparing 4,4′-methylene bis(cyclohexylamine) derivatives using the same23 Apr 2024US 11,964,259 B2Industrial Technology Research Institute
- Process for preparing, by hydroformylation, short-chain olefins in the gas phase29 Jan 2026US 2026/0027559 A1Evonik Oxeno GmbH
- Multi-layer twc formulations with optimalized pgm loadings17 Jul 2025US 2025/0229227 A1Johnson Matthey Public Limited Company
- Exhaust gas purifying catalyst17 Jul 2025US 2025/0229256 A1Toyota Jidosha Kabushiki Kaisha
- Composition of Aluminium Oxide and Cerium Oxide10 Apr 2025US 2025/0114772 A1Rhodia Operations
- Organic metal complex catalyst for olefin metathesis reaction31 Oct 2024US 2024/0359169 A1N. E. Chemcat Corporation
Most cited
By later US patents
- Low level noble metal-supporting three-way catalyst14US 8,673,809 B2Honda Motor Co., Ltd. · 2014
- Low washcoat loading single layer catalysts for gasoline exhaust gas applications8US 10,987,658 B2Johnson Matthey Public Limited Company · 2021
- Methods for preparing catalyst systems6US 10,919,026 B2GM Global Technology Operations LLC · 2021
- Diesel oxidation catalyst comprising platinum group metal nanoparticles3US 10,974,198 B2BASF SE · 2021
- Multi-layer catalyst composition for internal combustion engines2US 11,130,096 B2BASF SE · 2021