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CPC Subgroup Additional Only
Y10T 436/142222

Hetero-O [e.g., ascorbic acid, etc.]

Full Title

Chemistry: analytical and immunological testing > Heterocyclic carbon compound [i.e. , O, S, N, Se, Te, as only ring hetero atom] > Hetero-O [e.g., ascorbic acid, etc.]

1 direct subcode

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class Y10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 2,373
  2. FORD GLOBAL TECHNOLOGIES US 2,244
  3. HYUNDAI MOTOR COMPANY KR 2,186
  4. TOYOTA MOTOR CORPORATION JP 1,997
  5. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 1,837
  6. GE (GENERAL ELECTRIC COMPANY) US 1,794
  7. SAMSUNG ELECTRONICS COMPANY KR 1,705
  8. CORNING US 1,569
  9. TOYOTA MOTOR CORPORATION 1,403
  10. LG CHEM KR 1,364