C01B 32/158
Carbon nanotubes
C01B32/158 (Carbon nanotubes) appears on 2,959 US grants and 4,400 published applications in this corpus.
Search patents in C01B- Granted patents
- 2,959
- Published applications
- 4,400
- Assignees
- 1,386
- Inventors
- 6,919
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 15 | 12 |
| 2002 | 16 | 68 |
| 2003 | 14 | 77 |
| 2004 | 51 | 112 |
| 2005 | 54 | 134 |
| 2006 | 75 | 166 |
| 2007 | 69 | 138 |
| 2008 | 69 | 213 |
| 2009 | 100 | 218 |
| 2010 | 158 | 291 |
| 2011 | 138 | 208 |
| 2012 | 141 | 217 |
| 2013 | 148 | 153 |
| 2014 | 137 | 178 |
| 2015 | 144 | 184 |
| 2016 | 151 | 171 |
| 2017 | 185 | 209 |
| 2018 | 142 | 196 |
| 2019 | 158 | 239 |
| 2020 | 166 | 224 |
| 2021 | 155 | 197 |
| 2022 | 143 | 179 |
| 2023 | 149 | 188 |
| 2024 | 144 | 171 |
| 2025 | 143 | 156 |
| 2026 | 71 | 101 |
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
- 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.
- Carbon Nanotube Catalyst Preconditioning24 Sep 2026US 2026/0285685 A1Chasm Advanced Materials, Inc.MA
- Process for making carbon nanotubes with oriented fullerene crystals24 Sep 2026US 2026/0285686 A1Government of the United States as Represented by the Secretary of the Air Force
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
- Preparation of carbide nanorods351US 5,997,832 APresident and Fellows of Harvard College · 1999