C01B 32/15
Nano-sized carbon materials
C01B32/15 (Nano-sized carbon materials) appears on 5,688 US grants and 8,363 published applications in this corpus.
Search patents in C01B- Granted patents
- 5,688
- Published applications
- 8,363
- Assignees
- 2,469
- Inventors
- 13,642
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 5 | 0 |
| 1994 | 14 | 0 |
| 1995 | 10 | 0 |
| 1996 | 12 | 0 |
| 1997 | 13 | 0 |
| 1998 | 10 | 0 |
| 1999 | 14 | 0 |
| 2000 | 13 | 0 |
| 2001 | 22 | 15 |
| 2002 | 22 | 81 |
| 2003 | 22 | 93 |
| 2004 | 62 | 137 |
| 2005 | 62 | 172 |
| 2006 | 88 | 196 |
| 2007 | 81 | 171 |
| 2008 | 82 | 256 |
| 2009 | 119 | 284 |
| 2010 | 198 | 389 |
| 2011 | 181 | 333 |
| 2012 | 198 | 362 |
| 2013 | 213 | 342 |
| 2014 | 245 | 400 |
| 2015 | 304 | 444 |
| 2016 | 333 | 387 |
| 2017 | 358 | 462 |
| 2018 | 336 | 461 |
| 2019 | 355 | 549 |
| 2020 | 395 | 493 |
| 2021 | 359 | 493 |
| 2022 | 357 | 450 |
| 2023 | 337 | 438 |
| 2024 | 355 | 396 |
| 2025 | 339 | 340 |
| 2026 | 174 | 219 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalysts for cargen, methods of preparing, and uses of same6 Oct 2026US 12,752,259 B2Qatar Foundation for Education, Science and Community Development
- Devices with low thermal emissivity6 Oct 2026US 12,753,995 B2Advanced Material Development Limited
- Compositions with carbon nanotubes for low hysteresis elastomers29 Sep 2026US 12,747,339 B2Molecular Rebar Design, LLC
- Carbon nanotube acoustic lens for underwater high intensity acoustic delivery29 Sep 2026US 12,748,078 B2The Boeing Company
- Self-assembling rod-coil copolymers for carbon nanotube sorting and the fabrication of carbon nanotube films22 Sep 2026US 12,741,872 B2Wisconsin Alumni Research Foundation
- Carbon nanotube dispersion liquid and method of producing same8 Oct 2026US 2026/0307997 A1Zeon Corporation
- 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.
- Secondary structure of carbon nanotubes and sulfur-carbon composite comprising the same1 Oct 2026US 2026/0296891 A1LG Energy Solution, Ltd.
- Conductive dispersion and production method therefor1 Oct 2026US 2026/0296892 A1Panasonic Intellectual Property Management Co., Ltd.
- Treatment of 2d-materials1 Oct 2026US 2026/0296893 A12D Fab AB
Most cited
By later US patents
- Method of manufacturing inorganic nanotube516US 7,005,391 B2Samsung Electronics Co., Ltd. · 2006
- Method of producing regular arrays of nano-scale objects using nano-structured block-copolymeric materials513US 7,115,305 B2California Institute of Technology · 2006
- Method for forming conformal carbon films, structures conformal carbon film, and system of forming same486US 9,605,343 B2ASM IP Holding B. V. · 2017
- Aligned carbon nanotubes418US 10,343,920 B2ASM IP Holding B. V. · 2019
- Nano-scaled graphene plates414US 7,071,258 B1Nanotek Instruments, Inc. · 2006