Engine’s efficiency by heat preservation, and engines employing this invent
US-2023340905-A1 · Oct 26, 2023 · US
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Riveting
Riveting · 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 | F02F2200/02 |
| Official title | Riveting |
| Display label | Riveting |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piston structure for engine
US-9556821-B2 · Jan 31, 2017 · US
Piston structure for engine
US-2015075478-A1 · Mar 19, 2015 · US