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CPC Subgroup
H01J 5/08

provided with coatings on the walls thereof; Selection of materials for the coatings (luminescent coatings H01J1/62)

Full Title

Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps > Vessels; Containers; Shields associated therewith; Vacuum locks > provided with coatings on the walls thereof; Selection of materials for the coatings (luminescent coatings H01J1/62)

1 direct subcode

Child Classifications

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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