CPC Subgroup Additional Only
F01N 2900/1824 Properties of the air to be mixed with added substances, e.g. air pressure or air temperature
Full Title
Details of electrical control or of the monitoring of the exhaust gas treating apparatus > Parameters used for exhaust control or diagnosing > said parameters being related to the system for adding a substance into the exhaust > Properties of reducing agent or dosing system > Properties of the air to be mixed with added substances, e.g. air pressure or air temperature
Top Applicants
Top 10 applicants by patent filingsfor class F01, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 9,989
- UNITED TECHNOLOGIES CORPORATION (UTC) US 8,110
- SAFRAN AIRCRAFT ENGINES FR 6,248
- HYUNDAI MOTOR COMPANY KR 4,530
- SIEMENS DE 4,461
- FORD GLOBAL TECHNOLOGIES US 4,029
- RAYTHEON TECHNOLOGIES CORPORATION US 3,947
- TOYOTA MOTOR CORPORATION JP 3,734
- GE (GENERAL ELECTRIC COMPANY) 3,415
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 3,063