C01B 32/182
Graphene
C01B32/182 (Graphene) appears on 2,362 US grants and 3,508 published applications in this corpus.
Search patents in C01B- Granted patents
- 2,362
- Published applications
- 3,508
- Assignees
- 1,274
- Inventors
- 6,415
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 6 |
| 2009 | 1 | 30 |
| 2010 | 8 | 37 |
| 2011 | 16 | 89 |
| 2012 | 30 | 128 |
| 2013 | 40 | 182 |
| 2014 | 91 | 207 |
| 2015 | 131 | 248 |
| 2016 | 164 | 214 |
| 2017 | 185 | 261 |
| 2018 | 191 | 255 |
| 2019 | 192 | 325 |
| 2020 | 228 | 259 |
| 2021 | 211 | 286 |
| 2022 | 206 | 251 |
| 2023 | 190 | 231 |
| 2024 | 200 | 214 |
| 2025 | 187 | 165 |
| 2026 | 86 | 115 |
By publication year. Applications have been published since 2001. 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.
- Graphene oxide scaffold and process of making and using same22 Sep 2026US 12,741,874 B2The United States of America as represented by the Secretary of the Air Force
- Porous composite, anode and lithium battery each including same, and method for preparing same22 Sep 2026US 12,744,220 B2Samsung SDI.Co., Ltd.
- Highly dispersible graphene material15 Sep 2026US 12,735,321 B2Yazaki Corporation
- Device and process for mass production of particulate materials8 Sep 2026US 12,728,399 B2Kansas State University Research Foundation
- Carbon material, production method for carbon material, dispersion liquid, composition for electrodes, slurry for electrodes, electrode, positive electrode, negative electrode, lithium ion battery, carbon material precursor, and production method for carbon material precursor8 Oct 2026US 2026/0307998 A13Dc Inc.
- Treatment of 2d-materials1 Oct 2026US 2026/0296893 A12D Fab AB
- Dispersions containing graphenic carbon nanoparticles and dispersant resins1 Oct 2026US 2026/0296894 A1PPG Industries Ohio, Inc.
- Method for Preparing Nano Nickel Oxide/Graphene Composite Electrode Material1 Oct 2026US 2026/0296914 A1Tianneng Battery Group Co., Ltd.
- Aldehyde and ketone receptor modification of graphene24 Sep 2026US 2026/0283500 A1Regents of the University of Minnesota
Most cited
By later US patents
- Nano-scaled graphene plate nanocomposites for supercapacitor electrodes280US 7,623,340 B1Nanotek Instruments, Inc. · 2009
- Composite reinforcing material and molding material117US 10,421,863 B2Graphene Platform Corporation · 2019
- Composite reinforcing material and method of producing a composite reinforcing material117US 9,862,833 B2Graphene Platform Corporation · 2018
- Composite reinforcing material and molding material117US 9,862,834 B2Graphene Platform Corporation · 2018
- Method for producing graphene103US 9,822,009 B2Tokyo Electron Limited · 2017