Rotary piston compressor and system for temperature conditioning with rotary piston compressor
US-11841019-B2 · Dec 12, 2023 · US
of other than internal-axis type · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F04C18/06 |
| Official title | of other than internal-axis type |
| Display label | of other than internal-axis type |
| Total patents | 4 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11841019-B2 · Dec 12, 2023 · US
US-2021285441-A1 · Sep 16, 2021 · US
US-9964111-B2 · May 8, 2018 · US
US-2015159655-A1 · Jun 11, 2015 · US