C01B 3/046
Using catalysts
Official title: using catalysts
C01B3/046 (Using catalysts) appears on 43 US grants and 59 published applications in this corpus.
Search patents in C01B- Granted patents
- 43
- Published applications
- 59
- Assignees
- 60
- Inventors
- 211
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 7 |
| 2015 | 1 | 3 |
| 2016 | 2 | 2 |
| 2017 | 4 | 1 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 4 | 6 |
| 2021 | 1 | 5 |
| 2022 | 3 | 2 |
| 2023 | 4 | 5 |
| 2024 | 4 | 4 |
| 2025 | 7 | 9 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for photocatalytic water splitting of produced waters31 Mar 2026US 12,589,993 B2Saudi Arabian Oil Company
- Method of synthesizing vanadium carbide and layered double hydroxide-based composites for solar hydrogen production4 Nov 2025US 12,458,956 B2United Arab Emirates University
- Composite material for photocatalytic hydrogen production and photocatalytic hydrogen production catalyst9 Sep 2025US 12,409,442 B2National Tsing Hua University
- Date palm syrup—graphitic carbon nitride composite and methods of making and using same2 Sep 2025US 12,403,458 B1United Arab Emirates University
- Method of synthesizing vanadium carbide and layered double hydroxide-based composites for solar hydrogen production19 Aug 2025US 12,390,799 B1United Arab Emirates University
- Photocatalytic composite material and method for manufacturing the same9 Jul 2026US 2026/0192290 A1Materials Analysis Technology Inc.
- Composite catalyst for ammonia decomposition and hydrogen production and method for producing the same18 Jun 2026US 2026/0166526 A1Korea Institute of Energy Research
- Tantalum and nitrogen co-doped strontium titanate with perovskite structure and preparation method and application thereof4 Jun 2026US 2026/0151758 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Apparatus and Methods for Enhancing Hydrocarbons by Catalytic Steam-Hydro Processing4 Jun 2026US 2026/0152696 A1Nanos Technology and Innovations Ltd.
- Methods for photocatalytic water splitting of produced waters20 Nov 2025US 2025/0353738 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Process for the sensitization of an oxidation/reduction photocatalyst, and photocatalyst thus obtained420US 4,684,537 AR. E. Stiftung · 1987
- Process for the production of hydrogen by means of heterogeneous photoredox catalysis20US 4,484,992 ACiba-Geigy Corporation · 1984
- Method and apparatus for producing hydrogen using solar energy10US 4,211,621 ANational Research Development Corporation · 1980
- Photosensitive cell for the decomposition of water10US 4,595,568 ACentre National de la Recherche Scientifique (CNRS) · 1986
- Catalysts for photo-assisted oxidation-reduction reactions10US 4,623,437 ASibit S.p.A. · 1986