Fuel cell watercraft
US-10286991-B2 · May 14, 2019 · 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 | Y02T90/38 |
| Official title | — |
| Display label | Cross-Sectional Technologies (mapped technology topic) |
| Total patents | 7 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 5 |
| 2018 | 1 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Drive system for a water vehicle, method for operating a drive system, and water vehicle having the drive system
US-9868496-B2 · Jan 16, 2018 · US
Heat reclamation and temperature control for submersible vehicles that utilize fuel cells
US-9716284-B2 · Jul 25, 2017 · US
Combined power generation system having power converting apparatus
US-9698603-B2 · Jul 4, 2017 · US
Electric drive shaft and vehicle comprising such an electric drive shaft
US-9650120-B2 · May 16, 2017 · US
Operating gas system for an underwater vehicle, method for operating such an operating gas system and an underwater vehicle having such an operating gas system
US-9638372-B2 · May 2, 2017 · US
Ship drive system having a plurality of electric drive shafts
US-9580160-B2 · Feb 28, 2017 · US