CPC Main Group
H01H 45/00 Details of relays (electric circuit arrangements H01H47/00; of electromagnetic relays H01H50/00; details of electrically-operated selector switches H01H63/00)
5 direct subcodes
Child Classifications
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- H01H 45/02 Bases; Casings; Covers (frames for mounting two or more relays or for mounting a relay and another electric component H02B1/01, H04Q1/08, H05K)
- H01H 45/08 Indicators; Distinguishing marks
- H01H 45/10 Electromagnetic or electrostatic shielding (casings H01H45/02)
- H01H 45/12 Ventilating; Cooling; Heating (for operating electrothermal relays H01H61/013)
- H01H 45/14 Terminal arrangements
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 37,897
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
- APPLIED MATERIALS US 21,640
- LG ENERGY SOLUTION KR 20,770
- LG CHEM KR 19,835
- TOKYO ELECTRON JP 18,519
- ROBERT BOSCH DE 14,595
- INTEL CORPORATION US 13,580
- MURATA MANUFACTURING COMPANY JP 12,151
- SAMSUNG SDI COMPANY KR 12,080