C01B 2204/20
Graphene characterized by its properties
C01B2204/20 (Graphene characterized by its properties) appears on 541 US grants and 798 published applications in this corpus.
Search patents in C01B- Granted patents
- 541
- Published applications
- 798
- Assignees
- 454
- Inventors
- 1,873
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 5 |
| 2009 | 1 | 13 |
| 2010 | 2 | 13 |
| 2011 | 12 | 23 |
| 2012 | 10 | 22 |
| 2013 | 10 | 14 |
| 2014 | 15 | 27 |
| 2015 | 17 | 30 |
| 2016 | 27 | 38 |
| 2017 | 25 | 50 |
| 2018 | 31 | 66 |
| 2019 | 45 | 97 |
| 2020 | 55 | 74 |
| 2021 | 60 | 80 |
| 2022 | 58 | 58 |
| 2023 | 43 | 57 |
| 2024 | 48 | 46 |
| 2025 | 60 | 47 |
| 2026 | 21 | 36 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Production of graphene directly from biomass precursor22 Sep 2026US 12,741,873 B2Global Graphene Group, Inc.
- Transparent substrates comprising three-dimensional porous conductive graphene films and methods for making the same8 Sep 2026US 12,729,153 B2Corning Incorporated
- Graphene and other 2D materials as layered “shells” supported on “core” nanoparticle carriers25 Aug 2026US 12,719,061 B2Breton SPA
- Systems and methods for microwave-driven catalytic conversion of plastics into carbon black materials and gases18 Aug 2026US 12,709,712 B2Carbon Convergence Group, Inc.
- Device, method, and carbon pill for synthesizing graphene4 Aug 2026US 12,698,210 B2Universal Matter Inc.
- Dispersions containing graphenic carbon nanoparticles and dispersant resins1 Oct 2026US 2026/0296894 A1PPG Industries Ohio, Inc.
- Aldehyde and ketone receptor modification of graphene24 Sep 2026US 2026/0283500 A1Regents of the University of Minnesota
- Graphene and methods of making graphene17 Sep 2026US 2026/0274675 A1
- Formulation of Graphene Networks from Carbon Nanotubes by Laser Shockwave Compaction10 Sep 2026US 2026/0265065 A1Northeastern University
- Functionalized graphene and methods of use thereof20 Aug 2026US 2026/0247117 A1
Most cited
By later US patents
- Nano-scaled graphene plate nanocomposites for supercapacitor electrodes280US 7,623,340 B1Nanotek Instruments, Inc. · 2009
- Method for producing graphene103US 9,822,009 B2Tokyo Electron Limited · 2017
- Thermally exfoliated graphite oxide96US 7,658,901 B2The Trustees of Princeton University · 2010
- Electrospray painted article containing thermally exfoliated graphite oxide and method for their manufacture65US 8,053,508 B2The Trustees of Princeton University · 2011
- Resonant gas sensor54US 10,502,705 B2Lyten, Inc. · 2019