CPC Subgroup Additional Only
H01J 2237/15 Means for deflecting or directing discharge
Full Title
Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging > Means for deflecting or directing discharge
8 direct subcodes
Child Classifications
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- H01J 2237/1501 Beam alignment means or procedures
- H01J 2237/1502 Mechanical adjustments
- H01J 2237/1504 Associated circuits
- H01J 2237/1505 Rotating beam around optical axis
- H01J 2237/1506 Tilting or rocking beam around an axis substantially at an angle to optical axis
- H01J 2237/1508 Combined electrostatic-electromagnetic means
- H01J 2237/151 Electrostatic means
- H01J 2237/152 Magnetic means
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