Particulate matter filling method and particulate matter filling device
US-12497201-B2 · Dec 16, 2025 · US
with provision for varying the stroke of the piston · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01F11/06 |
| Official title | with provision for varying the stroke of the piston |
| Display label | with provision for varying the stroke of the piston |
| Total patents | 10 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2021 | 2 |
| 2025 | 3 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12497201-B2 · Dec 16, 2025 · US
US-2025153207-A1 · May 15, 2025 · US
US-2025115382-A1 · Apr 10, 2025 · US
US-11187565-B2 · Nov 30, 2021 · US
US-11162831-B2 · Nov 2, 2021 · US
US-10488241-B2 · Nov 26, 2019 · US
US-10488240-B2 · Nov 26, 2019 · US
US-2018113016-A1 · Apr 26, 2018 · US
US-2018113017-A1 · Apr 26, 2018 · US
US-9163970-B2 · Oct 20, 2015 · US