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CPC Main Group Additional Only
H01S 2302/00

Amplification / lasing wavelength

Filing statistics

CPC H01S 2302/00 belongs to the parent subclass H01S, which recorded 71,652 patent applications worldwide between 2013 and 2023. Annual filings grew from 4,061 in 2013 to 6,752 in 2023 (+66%), peaking at 8,409 applications in 2020. The most active applicants in class H01 are SAMSUNG ELECTRONICS COMPANY (37,897 applications), TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY (36,116 applications) and APPLIED MATERIALS (21,640 applications).

Source: EPO PATSTAT, worldwide filings

1 direct subcode

Child Classifications

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  • H01S 2302/02 THz - lasers, i.e. lasers with emission in the wavelength range of typically 0.1 mm to 1 mm

Top Applicants

Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080