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Search for IPC and CPC classification codes or keywords
CPC Subgroup Additional Only
A44D 2201/16

with opening of the fastener by rotation of the stud member

Full Title

Fastening by snap action > Details of the stud or socket member > Stud member > with opening of the fastener by rotation of the stud member

Top Applicants

Top 10 applicants by patent filingsfor class A44, 2013–2023, worldwide · Source: EPO PATSTAT

  1. YOSHIDA KOGYO JP 1,555
  2. YOSHIDA KOGYO 888
  3. THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 358
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 314
  5. APPLE US 234
  6. OMEGA CH 216
  7. GOERTEK TECHNOLOGY COMPANY 189
  8. APLIX FR 176
  9. FIDLOCK DE 149
  10. SAMSUNG ELECTRONICS COMPANY KR 145