CPC Subgroup Additional Only
H01F 2019/085 Full Title
Fixed transformers or mutual inductances of the signal type (H01F36/00 takes precedence) > Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range (resonant circuits H03H) > Transformers having magnetic bias, e.g. for handling pulses
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