H01G 11/00 Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
Introduced: January 2013
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
Filing statistics
IPC H01G 11/00 belongs to the parent subclass H01G, which recorded 104,471 patent applications worldwide between 2013 and 2023. Annual filings grew from 8,098 in 2013 to 9,684 in 2023 (+20%), peaking at 10,482 applications in 2020. The most active applicants in class H01 are TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY (43,574 applications), SAMSUNG ELECTRONICS COMPANY (42,206 applications) and LG CHEM (21,383 applications).
Source: EPO PATSTAT, worldwide filings
Additional Content
Glossary
electrochemical storage device electrochemical storage devices means a battery, accumulator or capacitor collector collectors means a conductive component in intimate contact with an electrode material in an hybrid or EDL capacitor electrolyte electrolytes refers to a ionic-conducting liquid or solid ensuring electric conduction between electrode active parts or electric double layers, inside hybrid or EDL capacitors
Limiting references
Capacitive deionisation for electrochemical separation Measuring capacitance or electric characteristics derived therefrom Conversion of DC power input into DC power output using capacitors , Conversion of AC power input into AC power output using capacitors
12 direct subcodes
Child Classifications
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- H01G 11/02 using combined reduction-oxidation reactions, e.g. redox arrangement or solion
- H01G 11/04 Hybrid capacitors
- H01G 11/08 Structural combinations, e.g. assembly or connection, of hybrid or EDL capacitors with other electric components, at least one hybrid or EDL capacitor being the main component
- H01G 11/1 Multiple hybrid or EDL capacitors, e.g. arrays or modules
- H01G 11/14 Arrangements or processes for adjusting or protecting hybrid or EDL capacitors
- H01G 11/22 Electrodes
- H01G 11/52 Separators
- H01G 11/54 Electrolytes
- H01G 11/66 Current collectors
- H01G 11/74 Terminals, e.g. extensions of current collectors
- H01G 11/78 Cases; Housings; Encapsulations; Mountings
- H01G 11/84 Processes for the manufacture of hybrid or EDL capacitors, or components thereof
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
- SAMSUNG ELECTRONICS COMPANY KR 42,206
- LG CHEM KR 21,383
- APPLIED MATERIALS US 20,441
- LG ENERGY SOLUTION KR 20,279
- SAMSUNG DISPLAY KR 19,725
- CHINESE ACADEMY OF SCIENCES 19,400
- TOYOTA MOTOR CORPORATION 18,819
- SGCC(STATE GRID CORPORATION OF CHINA) 18,082
- TOKYO ELECTRON JP 17,634