Linear compressor and refrigerator including a linear compressor
US-2015377531-A1 · Dec 31, 2015 · 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 | F04B35/045 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 659 |
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 | 60 |
| 2016 | 51 |
| 2017 | 78 |
| 2018 | 75 |
| 2019 | 69 |
| 2020 | 81 |
| 2021 | 70 |
| 2022 | 75 |
| 2023 | 43 |
| 2024 | 30 |
| 2025 | 23 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Linear compressor, shell for linear compressor, and method for manufacturing shell of linear compressor
US-2015377228-A1 · Dec 31, 2015 · US
Linear compressor
US-2015369224-A1 · Dec 24, 2015 · US
Linear compressor and method of manufacturing a linear compressor
US-2015369238-A1 · Dec 24, 2015 · US
Linear compressor
US-2015369237-A1 · Dec 24, 2015 · US
Linear compressor
US-2015369225-A1 · Dec 24, 2015 · US
Linear compressor
US-9217429-B2 · Dec 22, 2015 · US
Flow restrictor and gas compressor
US-2015362112-A1 · Dec 17, 2015 · US
Mounting arrangement for a resonant spring in a linear motor compressor
US-9206799-B2 · Dec 8, 2015 · US
Arrangement and process for mounting a resonant spring in a linear motor compressor and a linear motor compressor
US-2015337822-A1 · Nov 26, 2015 · US
Linear compressor having a controller and method for controlling a linear compressor
US-9194386-B2 · Nov 24, 2015 · US
Suction muffler for a linear motor compressor and a linear motor compressor
US-2015330378-A1 · Nov 19, 2015 · US
Apparatus for controlling compressor and refrigerator having the same
US-9163621-B2 · Oct 20, 2015 · US
Wound treatment apparatuses and methods for controlled delivery of fluids to a wound
US-2015290441-A1 · Oct 15, 2015 · US
Reciprocating compressor
US-2015285235-A1 · Oct 8, 2015 · US
Control valve for variable displacement compressor
US-2015260176-A1 · Sep 17, 2015 · US
Control valve for variable displacement compressor
US-2015240795-A1 · Aug 27, 2015 · US
Control valve for variable displacement compressor
US-2015240796-A1 · Aug 27, 2015 · US
Control valve for variable displacement compressor
US-2015241101-A1 · Aug 27, 2015 · US
Linear compressor
US-2015226210-A1 · Aug 13, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04B35/045?
- CPC F04B35/045 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F04B35/045 (Mechanical Engineering)?
- Our database includes 659 publications tagged with this CPC code.
- Is patent activity under CPC F04B35/045 growing?
- Publication counts under this code: 30 in 2024 vs 23 in 2025 (latest complete years).