Monitoring system of heat pump type low-temperature circulating grain dryer based on internet of things
US-2025248413-A1 · Aug 7, 2025 · US
for drying granular material in bulk, e.g. grain bins or silos with false floor (shallow layer rotary sweep drying bins F26B9/10; perforated wall silos with drying air channels in the stack F26B9/103) · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F26B9/063 |
| Official title | {for drying granular material in bulk, e.g. grain bins or silos with false floor (shallow layer rotary sweep drying bins F26B9/10; perforated wall silos with drying air channels in the stack F26B9/103)} |
| Display label | for drying granular material in bulk, e.g. grain bins or silos with false floor (shallow layer rotary sweep drying bins F26B9/10; perforated wall silos with drying air channels in the stack F26B9/103) |
| Total patents | 19 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2019 | 2 |
| 2020 | 5 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 3 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025248413-A1 · Aug 7, 2025 · US
US-2025143226-A1 · May 8, 2025 · US
US-12225857-B2 · Feb 18, 2025 · US
US-2024074358-A1 · Mar 7, 2024 · US
US-11839181-B2 · Dec 12, 2023 · US
US-11498081-B2 · Nov 15, 2022 · US
US-10870943-B2 · Dec 22, 2020 · US
US-2020391221-A1 · Dec 17, 2020 · US
US-2020196532-A1 · Jun 25, 2020 · US
US-10670338-B2 · Jun 2, 2020 · US
US-2020072551-A1 · Mar 5, 2020 · US
US-2019203407-A1 · Jul 4, 2019 · US
US-2019107326-A1 · Apr 11, 2019 · US
US-9194604-B2 · Nov 24, 2015 · US
US-9132461-B2 · Sep 15, 2015 · US
US-2015177114-A1 · Jun 25, 2015 · US
US-RE45501-E · May 5, 2015 · US
US-2015107327-A1 · Apr 23, 2015 · US
US-RE45408-E · Mar 10, 2015 · US