CPC Subgroup Additional Only
F05B 2260/42 Storage of energy
Full Title
Function > Storage of energy
2 direct subcodes
Child Classifications
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- F05B 2260/421 in the form of rotational kinetic energy, e.g. in flywheels
- F05B 2260/422 in the form of potential energy, e.g. pressurized or pumped fluid
Top Applicants
Top 10 applicants by patent filingsfor class F05, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 12,002
- UNITED TECHNOLOGIES CORPORATION (UTC) US 8,736
- SAFRAN AIRCRAFT ENGINES FR 6,804
- RAYTHEON TECHNOLOGIES CORPORATION US 4,530
- SIEMENS DE 4,371
- GE (GENERAL ELECTRIC COMPANY) 3,686
- ROLLS-ROYCE GB 3,594
- PRATT & WHITNEY CANADA CORPORATION CA 3,415
- VESTAS DK 3,076
- WOBBEN PROPERTIES DE 2,614