Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
A44B 9/20

Attaching heads of glass or the like to pin shafts

Full Title

Hat, scarf, or safety pins or the like (decorative or ornamental aspect A44C; hair pins A45D8/02; sewing needles D05B85/00) > Attaching heads of glass or the like to pin shafts

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