Heat management structure with graphene and copper, and a formation method thereof
US-2024008228-A1 · Jan 4, 2024 · US
Operations & Transport
Operations & Transport · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B23P15/26 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 1,755 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 234 |
| 2016 | 257 |
| 2017 | 185 |
| 2018 | 202 |
| 2019 | 178 |
| 2020 | 147 |
| 2021 | 136 |
| 2022 | 117 |
| 2023 | 116 |
| 2024 | 90 |
| 2025 | 73 |
| 2026 | 20 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hvac systems and methods with improved heat exchangers
US-2015377512-A1 · Dec 31, 2015 · US
Fluid channels having performance enhancement features and devices incorporating same
US-2015377562-A1 · Dec 31, 2015 · US
Ice compartment assembly for refrigerator
US-9222717-B2 · Dec 29, 2015 · US
Refrigerator with temperature control
US-9222716-B2 · Dec 29, 2015 · US
Ice compartment assembly for refrigerator
US-9222718-B2 · Dec 29, 2015 · US
Compressor diagnostic and protection system and method
US-2015367463-A1 · Dec 24, 2015 · US
Method of producing a device for storing thermal energy by solid/solid phase change material
US-2015369542-A1 · Dec 24, 2015 · US
Co-Extruded Microchannel Heat Pipes
US-2015367462-A1 · Dec 24, 2015 · US
Methods of forming cooling channels using backstrike protection
US-2015367460-A1 · Dec 24, 2015 · US
Cold plate with combined inclined impingement and ribbed channels
US-9219022-B2 · Dec 22, 2015 · US
Method of fabricating a tube for an evaporator
US-2015360333-A1 · Dec 17, 2015 · US
Air conditioner with selective filtering for air purification
US-2015354874-A1 · Dec 10, 2015 · US
Heat dissipation substrate and method for manufacturing the same
US-9205515-B2 · Dec 8, 2015 · US
Integrated compact impingement on extended heat surface
US-2015342088-A1 · Nov 26, 2015 · US
Apparatus and method for an active antenna heat sink
US-9161478-B2 · Oct 13, 2015 · US
Flat heat transfer tube, manufacturing method of cross fin tube type heat exchanger having the same, and cross fin tube type heat exchanger manufactured by the same manufacturing method
US-2015285567-A1 · Oct 8, 2015 · US
Vacuum insulated structure tubular cabinet construction
US-2015267958-A1 · Sep 24, 2015 · US
Method for manufacturing a bundle of plates for a heat exchanger
US-9140498-B2 · Sep 22, 2015 · US
Curved cross-flow heat exchanger
US-2015260459-A1 · Sep 17, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23P15/26?
- CPC B23P15/26 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B23P15/26 (Operations & Transport)?
- Our database includes 1,755 publications tagged with this CPC code.
- Is patent activity under CPC B23P15/26 growing?
- Publication counts under this code: 90 in 2024 vs 73 in 2025 (latest complete years).