New class of tunable gas storage and sensor materials
US-2017157590-A1 · Jun 8, 2017 · US
Electronic properties
Electronic properties · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C01B2202/22 |
| Official title | Electronic properties |
| Display label | Electronic properties |
| Total patents | 505 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 28 |
| 2016 | 28 |
| 2017 | 52 |
| 2018 | 46 |
| 2019 | 48 |
| 2020 | 52 |
| 2021 | 48 |
| 2022 | 44 |
| 2023 | 43 |
| 2024 | 54 |
| 2025 | 49 |
| 2026 | 13 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pretreatment method and carbon nanotube formation method
US-9650252-B2 · May 16, 2017 · US
Cohesive assembly of carbon and its application
US-9617158-B2 · Apr 11, 2017 · US
Catalyst for Production of Multi-Walled Carbon Nanotubes and Method of Producing Multi-Walled Carbon Nanotubes Using the Same
US-2017022063-A1 · Jan 26, 2017 · US
Applying spatial gradient magnetic field to metallic/semiconducting SWNTs in fluid
US-9517938-B2 · Dec 13, 2016 · US
High-density carbon nanotube-based monolith and related materials, methods, and devices
US-2016351285-A1 · Dec 1, 2016 · US
Method of selective separation of semiconducting carbon nanotubes, dispersion of semiconducting carbon nanotubes, and electronic device including carbon nanotubes separated by using the method
US-9502152-B2 · Nov 22, 2016 · US
Carbon nanotube array bonding
US-2016315323-A1 · Oct 27, 2016 · US
Nanoplate-nanotube composites, methods for production thereof and products obtained therefrom
US-9475921-B2 · Oct 25, 2016 · US
Catalyst for preparing chiral selective and conductive selective single-walled carbon nanotube, preparation method and application thereof
US-9468911-B2 · Oct 18, 2016 · US
Isolating semiconducting single-walled nanotubes or metallic single-walled nanotubes and approaches therefor
US-2016280548-A1 · Sep 29, 2016 · US
Methods of enriching different species of carbon nanotubes
US-9428392-B2 · Aug 30, 2016 · US
Aggregated thread structure, production method thereof, and electric wire using the same
US-9424960-B2 · Aug 23, 2016 · US
System for bulk separation of single-walled tubular fullerenes using a channeled substrate
US-9415326-B1 · Aug 16, 2016 · US
Method for modifying electrical properties of carbon nanotubes
US-9416009-B2 · Aug 16, 2016 · US
Methods of forming nanotube films and articles
US-2016232972-A1 · Aug 11, 2016 · US
Carbon nanotube array bonding
US-9394165-B2 · Jul 19, 2016 · US
Method for producing carbon nanotube dispersion liquid, method for producing composite material composition, method for producing composite material, composite material, and composite-material shaped product
US-2016159652-A1 · Jun 9, 2016 · US
Cnt metal composite material, and method for producing same
US-2016137504-A1 · May 19, 2016 · US
Method for dispersing and separating nanotubes with an electronic liquid
US-9340418-B2 · May 17, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B2202/22?
- CPC C01B2202/22 is the Cooperative Patent Classification code for “Electronic properties.”
- How many patents are filed under CPC C01B2202/22 (Electronic properties)?
- Our database includes 505 publications tagged with this CPC code.
- Is patent activity under CPC C01B2202/22 growing?
- Publication counts under this code: 54 in 2024 vs 49 in 2025 (latest complete years).