Plate spring unit and railcar bogie
US-10723371-B2 · Jul 28, 2020 · US
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Cross-Sectional Technologies
Cross-Sectional Technologies · Cooperative Patent Classification (CPC)
General tagging of emerging or interdisciplinary technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | Y02T30/38 |
| Official title | — |
| Display label | Cross-Sectional Technologies (mapped technology topic) |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2020 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of producing electrode-equipped plate spring of railcar bogie
US-10703394-B2 · Jul 7, 2020 · US
Railcar bogie plate spring
US-9428199-B2 · Aug 30, 2016 · US