Coal and gangue identification device and coal and gangue sorting system
US-11841377-B2 · Dec 12, 2023 · US
using a plurality of stationary weighing mechanisms · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B07C5/22 |
| Official title | using a plurality of stationary weighing mechanisms |
| Display label | using a plurality of stationary weighing mechanisms |
| Total patents | 8 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11841377-B2 · Dec 12, 2023 · US
US-2022136947-A1 · May 5, 2022 · US
US-11311914-B2 · Apr 26, 2022 · US
US-11142408-B2 · Oct 12, 2021 · US
US-2021086235-A1 · Mar 25, 2021 · US
US-2020189861-A1 · Jun 18, 2020 · US
US-10005107-B2 · Jun 26, 2018 · US
US-2018056335-A1 · Mar 1, 2018 · US