Friction reduction for engine components
US-11020933-B2 · Jun 1, 2021 · US
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Crystalline
Crystalline · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F05C2253/08 |
| Official title | Crystalline |
| Display label | Crystalline |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Refrigerant compressor and refrigeration device including refrigerant compressor
US-10865782-B2 · Dec 15, 2020 · US
Compressor
US-10550885-B2 · Feb 4, 2020 · US
Friction Reduction for Engine Components
US-2019193372-A1 · Jun 27, 2019 · US
Friction reduction for engine components
US-10245806-B2 · Apr 2, 2019 · US
Coolant compressor and refrigeration device using same
US-2018340527-A1 · Nov 29, 2018 · US
Compressor
US-2016341249-A1 · Nov 24, 2016 · US
Downhole motor with diamond-like carbon coating on stator and/or rotor and method of making said downhole motor
US-9340854-B2 · May 17, 2016 · US