C01B 32/194
After-treatment
C01B32/194 (After-treatment) appears on 936 US grants and 1,381 published applications in this corpus.
Search patents in C01B- Granted patents
- 936
- Published applications
- 1,381
- Assignees
- 699
- Inventors
- 3,040
- 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 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 4 |
| 2010 | 2 | 13 |
| 2011 | 3 | 40 |
| 2012 | 10 | 49 |
| 2013 | 15 | 54 |
| 2014 | 28 | 79 |
| 2015 | 55 | 88 |
| 2016 | 56 | 83 |
| 2017 | 71 | 111 |
| 2018 | 89 | 93 |
| 2019 | 72 | 114 |
| 2020 | 76 | 107 |
| 2021 | 82 | 119 |
| 2022 | 90 | 104 |
| 2023 | 77 | 110 |
| 2024 | 87 | 85 |
| 2025 | 79 | 66 |
| 2026 | 40 | 60 |
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.
- 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
- Adduct comprising at least a metal selected from gold, silver and copper and an adduct of a carbon allotrop and a pyrrolic compound25 Aug 2026US 12,715,882 B2
- Graphene and other 2D materials as layered “shells” supported on “core” nanoparticle carriers25 Aug 2026US 12,719,061 B2Breton SPA
- 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.
- Aldehyde and ketone receptor modification of graphene24 Sep 2026US 2026/0283500 A1Regents of the University of Minnesota
- Porous carbon material, manufacturing method of the same, and energy storage device with the same24 Sep 2026US 2026/0285687 A13Dc Inc.
- Direct Laser Processing and Functionalizing Polymer Composites for an On-Demand, Programmable, Recyclable Device Platform24 Sep 2026US 2026/0286079 A1The Penn State Research Foundation
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
- Functional graphene-rubber nanocomposites93US 7,745,528 B2The Trustees of Princeton University · 2010