Electrochemical energy storage device which exhibits capacity through a conversion reaction, and active material for the same and production method thereof
US-9812264-B2 · Nov 7, 2017 · US
Electrolytes
Electrolytes · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01G11/54 |
| Official title | Electrolytes |
| Display label | Electrolytes |
| Total patents | 176 |
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 | 24 |
| 2016 | 27 |
| 2017 | 21 |
| 2018 | 19 |
| 2019 | 15 |
| 2020 | 24 |
| 2021 | 18 |
| 2022 | 8 |
| 2023 | 12 |
| 2024 | 3 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Carbon surface modification for three-volt ultracapacitor
US-2017309413-A1 · Oct 26, 2017 · US
Energy storage device, method of manufacturing same, and mobile electronic device containing same
US-9793061-B2 · Oct 17, 2017 · US
Gas detection sheet and electrochemical element with gas detection sheet
US-2017276657-A1 · Sep 28, 2017 · US
Coated housing for ultracapacitor
US-9728342-B2 · Aug 8, 2017 · US
Electrolyte solution for capacitors, electric double layer capacitor, and lithium ion capacitor
US-9646773-B2 · May 9, 2017 · US
Hybrid electrochemical capacitor
US-9640332-B2 · May 2, 2017 · US
Electric storage module and electric storage unit
US-2017098873-A1 · Apr 6, 2017 · US
Non-aqueous electrolyte and power storage device using same
US-9595737-B2 · Mar 14, 2017 · US
Energy storage device, method of manufacturing same, and mobile electronic device containing same
US-2016358716-A1 · Dec 8, 2016 · US
Flame-retardant electrolytic capacitor
US-9496092-B2 · Nov 15, 2016 · US
Silicone-containing ionic materials
US-2016315349-A1 · Oct 27, 2016 · US
Lithium ion capacitor
US-2016314909-A1 · Oct 27, 2016 · US
Flow type energy storage device and reaction cell for the device
US-2016308236-A1 · Oct 20, 2016 · US
Ionic compound and process for production thereof, and electrolytic solution and electrical storage device each utilizing the ionic compound
US-9466431-B2 · Oct 11, 2016 · US
Solid material-/gel electrolyte accumulator with binder of inorganic-organic hybrid polymer and method for the production thereof
US-2016285099-A1 · Sep 29, 2016 · US
Electrolytic solution
US-9455474-B2 · Sep 27, 2016 · US
Electrochemical device and nonaqueous electrolyte solution for electrochemical device
US-9455468-B2 · Sep 27, 2016 · US
Energy storage device, method of manufacturing same, and mobile electronic device containing same
US-9449765-B2 · Sep 20, 2016 · US
Charge storage device, method of making same, method of making an electrically conductive structure for same, mobile electronic device using same, and microelectronic device containing same
US-2016268065-A1 · Sep 15, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01G11/54?
- CPC H01G11/54 is the Cooperative Patent Classification code for “Electrolytes.”
- How many patents are filed under CPC H01G11/54 (Electrolytes)?
- Our database includes 176 publications tagged with this CPC code.
- Is patent activity under CPC H01G11/54 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).