Vessel propulsion apparatus, vessel, and vessel engine
US-2024102434-A1 · Mar 28, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02B61/045 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 342 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 22 |
| 2016 | 40 |
| 2017 | 30 |
| 2018 | 44 |
| 2019 | 44 |
| 2020 | 25 |
| 2021 | 29 |
| 2022 | 44 |
| 2023 | 36 |
| 2024 | 15 |
| 2025 | 10 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Outboard motor fuel supply unit
US-9517823-B2 · Dec 13, 2016 · US
Vertical engine
US-2016356215-A1 · Dec 8, 2016 · US
Outboard motor
US-2016356214-A1 · Dec 8, 2016 · US
Outboard motor
US-2016356252-A1 · Dec 8, 2016 · US
V8 engine and outboard motor
US-2016341097-A1 · Nov 24, 2016 · US
Crankcase Ventilation System For Engines Capable Of Operating In Roll-Over Situations And/or In Steeply Oblique Positions
US-2016341153-A1 · Nov 24, 2016 · US
Multi-cylinder engine and outboard motor
US-2016341164-A1 · Nov 24, 2016 · US
Outboard motor
US-2016305316-A1 · Oct 20, 2016 · US
Exhaust arrangements for marine propulsion devices
US-9470130-B1 · Oct 18, 2016 · US
Outboard marine engines having a bedplate and cover assembly
US-9457881-B1 · Oct 4, 2016 · US
V-type engine
US-2016273447-A1 · Sep 22, 2016 · US
Pump device and ship propulsion machine
US-2016257390-A1 · Sep 8, 2016 · US
Outboard motor
US-2016257391-A1 · Sep 8, 2016 · US
Boat propulsion device
US-9422046-B2 · Aug 23, 2016 · US
Start control device for outboard motor, start control method for outboard motor, and program
US-9422907-B2 · Aug 23, 2016 · US
Storage control device, storage control method and program
US-9400742-B2 · Jul 26, 2016 · US
Exhaust gas idle relief system for an outboard motor
US-9376195-B1 · Jun 28, 2016 · US
Idle relief mufflers and outboard motors having idle relief mufflers
US-9376194-B1 · Jun 28, 2016 · US
Outboard motor fuel supply unit
US-2016176491-A1 · Jun 23, 2016 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02B61/045?
- CPC F02B61/045 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02B61/045 (Mechanical Engineering)?
- Our database includes 342 publications tagged with this CPC code.
- Is patent activity under CPC F02B61/045 growing?
- Publication counts under this code: 15 in 2024 vs 10 in 2025 (latest complete years).