C01P 2002/20
Two-dimensional structures
C01P2002/20 (Two-dimensional structures) appears on 582 US grants and 598 published applications in this corpus.
Search patents in C01P- Granted patents
- 582
- Published applications
- 598
- Assignees
- 372
- Inventors
- 1,544
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 11 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 10 | 0 |
| 1995 | 10 | 0 |
| 1996 | 13 | 0 |
| 1997 | 11 | 0 |
| 1998 | 17 | 0 |
| 1999 | 11 | 0 |
| 2000 | 6 | 0 |
| 2001 | 14 | 4 |
| 2002 | 12 | 16 |
| 2003 | 13 | 18 |
| 2004 | 13 | 15 |
| 2005 | 8 | 14 |
| 2006 | 11 | 8 |
| 2007 | 5 | 8 |
| 2008 | 6 | 21 |
| 2009 | 7 | 16 |
| 2010 | 15 | 21 |
| 2011 | 14 | 18 |
| 2012 | 13 | 12 |
| 2013 | 7 | 14 |
| 2014 | 7 | 15 |
| 2015 | 19 | 19 |
| 2016 | 12 | 24 |
| 2017 | 18 | 24 |
| 2018 | 14 | 32 |
| 2019 | 17 | 31 |
| 2020 | 27 | 59 |
| 2021 | 32 | 47 |
| 2022 | 35 | 42 |
| 2023 | 30 | 29 |
| 2024 | 33 | 48 |
| 2025 | 33 | 25 |
| 2026 | 16 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Battery including beta-delithiated layered nickel oxide electrochemically active cathode material25 Aug 2026US 12,719,054 B2Duracell U.S. Operations, Inc.
- Li-rich cathode materials exhibiting non-topotactic reactions and components incorporating same11 Aug 2026US 12,703,645 B2The Regents of the University of California
- Preparation of two-dimensional molybdenum phosphide via surface-confined atomic substitution9 Jun 2026US 12,649,661 B2City University of Hong Kong
- High-energy Li-rich rocksalt cathodes with inhibited cation migration2 Jun 2026US 12,646,711 B2The Regents of the University of California
- Positive-electrode active material for nonaqueous-electrolyte secondary cell, and nonaqueous-electrolyte secondary cell26 May 2026US 12,640,367 B2Panasonic Intellectual Property Management Co., Ltd.
- Cathode active material and method for manufacturing same10 Sep 2026US 2026/0265078 A1Industry-University Cooperation Foundation Hanyang University Erica Campus
- Positive electrode active material for nonaqueous electrolyte secondary batteries, and nonaqueous electrolyte secondary battery27 Aug 2026US 2026/0253901 A1Panasonic Intellectual Property Management Co., Ltd.
- Cathode active material, cathode mixture, battery, and method for producing cathode active material20 Aug 2026US 2026/0245889 A1Toyota Jidosha Kabushiki Kaisha
- Positive electrode active material for lithium secondary battery, manufacturing method of same, and lithium secondary battery comprising same30 Jul 2026US 2026/0221425 A1Posco Future M Co., Ltd.
- Methods for preparing fly ash-based layered double hydroxides modified by molybdenum sulfide intercalation23 Jul 2026US 2026/0209060 A1Zhejiang University
Most cited
By later US patents
- Lithium metal oxide electrodes for lithium cells and batteries208US 6,680,143 B2The University of Chicago · 2004
- Lithium metal oxide electrodes for lithium cells and batteries194US 6,677,082 B2The University of Chicago · 2004
- Sheets of transition metal dichalcogenides122US 4,996,108 ASimon Fraser University · 1991
- High capacity high rate materials107US 5,674,642 ARegents of the University of Minnesota · 1997
- Multiple stream high pressure mixer/reactor106US 6,221,332 B1Microfluidics International Corporation · 2001