Stretchable organic optoelectronic sensorimotor synapse
US-12439762-B2 · Oct 7, 2025 · US
Ocean thermal energy conversion, i.e. OTEC
Ocean thermal energy conversion, i.e. OTEC · 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 | F03G7/05 |
| Official title | Ocean thermal energy conversion, i.e. OTEC |
| Display label | Ocean thermal energy conversion, i.e. OTEC |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 9 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat conversion system and heat conversion method
US-2025198708-A1 · Jun 19, 2025 · US
Heat recovery and utilization from subsea field operations
US-12313044-B2 · May 27, 2025 · US
Energy Harvesting and Electrical Power Generation
US-2025119092-A1 · Apr 10, 2025 · US
Energy harvesting and electrical power generation
US-12212276-B2 · Jan 28, 2025 · US
Long-endurance self-powered ocean buoy
US-12173700-B2 · Dec 24, 2024 · US
Heat recovery and utilization from subsea field operations
US-2024418156-A1 · Dec 19, 2024 · US
Long-endurance self-powered ocean buoy
US-2024328400-A1 · Oct 3, 2024 · US
Power generating device and operation method thereof based on ocean temperature difference
US-11988199-B2 · May 21, 2024 · US
Energy Harvesting and Electrical Power Generation
US-2024097600-A1 · Mar 21, 2024 · US
Power generating device and operation method thereof based on ocean temperature difference
US-2023340947-A1 · Oct 26, 2023 · US
Energy harvesting and electrical power generation
US-11770095-B2 · Sep 26, 2023 · US
Hydrothermal vent energy harvesting, storage, and power distribution system
US-11462939-B1 · Oct 4, 2022 · US
Wave energy thermal storage type seawater thermoelectric power generation device
US-11168674-B2 · Nov 9, 2021 · US
Onshore equipped ocean thermal and hydraulic energy conversion system and method
US-11111906-B1 · Sep 7, 2021 · US
Onshore equipped ocean thermal and hydraulic energy conversion system and method
US-2021254607-A1 · Aug 19, 2021 · US
Power generation systems based on thermal differences using slow-motion high-force energy conversion
US-11085425-B2 · Aug 10, 2021 · US
Energy harvesting and electrical power generation
US-2021203268-A1 · Jul 1, 2021 · US
Wave energy thermal storage type seawater thermoelectric power generation device
US-2021190045-A1 · Jun 24, 2021 · US
Stretchable organic optoelectronic sensorimotor synapse
US-2021175409-A1 · Jun 10, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03G7/05?
- CPC F03G7/05 is the Cooperative Patent Classification code for “Ocean thermal energy conversion, i.e. OTEC.”
- How many patents are filed under CPC F03G7/05 (Ocean thermal energy conversion, i.e. OTEC)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC F03G7/05 growing?
- Publication counts under this code: 5 in 2024 vs 5 in 2025 (latest complete years).