CPC Subgroup
C25B 11/057 consisting of a single element or compound
Full Title
Electrodes; Manufacture thereof not otherwise provided for > characterised by the material > Electrodes formed of electrocatalysts on a substrate or carrier > characterised by the substrate or carrier material > consisting of a single element or compound
4 direct subcodes
Child Classifications
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- C25B 11/059 Silicon
- C25B 11/061 Metal or alloy
- C25B 11/065 Carbon
- C25B 11/067 Inorganic compound e.g. ITO, silica or titania
Top Applicants
Top 10 applicants by patent filingsfor class C25, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 1,393
- JFE STEEL JP 914
- EBARA CORPORATION JP 738
- INDUSTRIE DE NORA IT 674
- JX NIPPON MINING & METALS CORPORATION JP 652
- NIPPON STEEL CORPORATION JP 633
- CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 630
- ROBERT BOSCH DE 626
- SIEMENS DE 587
- ATOTECH DEUTSCHLAND DE 561