Electromagnetic wave absorbing particles, electromagnetic wave absorbing particle dispersion liquid, and method for manufacturing electromagnetic wave absorbing particles
US-12565429-B2 · Mar 3, 2026 · US
prism-like
prism-like · 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 | C01P2004/40 |
| Official title | prism-like |
| Display label | prism-like |
| Total patents | 59 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 11 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Unconventional phase hexagonal prussian blue analogs with open structures
US-2025388484-A1 · Dec 25, 2025 · US
Hexagonal boron nitride powder and method for producing the same
US-12428297-B2 · Sep 30, 2025 · US
Hexagonal boron nitride powder and method for producing the same
US-2025296887-A1 · Sep 25, 2025 · US
Boron nitride powder, method for producing same, and heat-dissipating sheet
US-2025270435-A1 · Aug 28, 2025 · US
Electromagnetic wave absorbing particle dispersion, electromagnetic wave absorbing laminate, and electromagnetic wave absorbing transparent base material
US-12298543-B2 · May 13, 2025 · US
Method of fabricating hexagonal boron nitride
US-12180584-B2 · Dec 31, 2024 · US
Hexagonal Boron Nitride Aggregated Particles, Hexagonal Boron Nitride Powder, Resin Composition, and Resin Sheet
US-2024308861-A1 · Sep 19, 2024 · US
Hexagonal boron nitride powder and method for producing same, cosmetic preparation and method for producing same, and quality evaluation method
US-2024270651-A1 · Aug 15, 2024 · US
Methods for manufacturing spinel-type ternary metal oxides as hole transport materials
US-11820668-B2 · Nov 21, 2023 · US
Method for producing hexagonal boron nitride powder
US-2023134671-A1 · May 4, 2023 · US
Electromagnetic wave absorbing particle dispersion, electromagnetic wave absorbing laminate, and electromagnetic wave absorbing transparent base material
US-2023070110-A1 · Mar 9, 2023 · US
Electromagnetic wave absorbing particles, electromagnetic wave absorbing particle dispersion liquid, and method for manufacturing electromagnetic wave absorbing particles
US-2023052771-A1 · Feb 16, 2023 · US
Near-infrared absorbing material particles, near-infrared absorbing material particle dispersing solution, and near-infrared absorbing material particle dispersion
US-2023022949-A1 · Jan 26, 2023 · US
Hexagonal boron nitride powder and method for producing the same
US-2023014886-A1 · Jan 19, 2023 · US
Electrode active material and process for manufacturing said electrode active material
US-2022411281-A1 · Dec 29, 2022 · US
Hexagonal boron nitride powder
US-2022402759-A1 · Dec 22, 2022 · US
Composite material for supercapacitor electrodes
US-11183343-B1 · Nov 23, 2021 · US
Tool with through hole, diamond component, and diamond material
US-2021268562-A1 · Sep 2, 2021 · US
Molecular sieve, its preparation and application thereof
US-11091372-B2 · Aug 17, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01P2004/40?
- CPC C01P2004/40 is the Cooperative Patent Classification code for “prism-like.”
- How many patents are filed under CPC C01P2004/40 (prism-like)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC C01P2004/40 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).