CPC Subgroup
E04C 5/201 Full Title
Reinforcing elements, e.g. for concrete; Auxiliary elements therefor ( material composition C21, C22) > Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups ( tools connecting reinforcing elements E04G21/12) > of material other than metal or with only additional metal parts, e.g. concrete or plastics spacers with metal binding wires
Top Applicants
Top 10 applicants by patent filingsfor class E04, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION 1,675
- CHINA MCC17 GROUP COMPANY 1,593
- ZHEJIANG YASHA DECORATION COMPANY 1,551
- SGCC(STATE GRID CORPORATION OF CHINA) 1,297
- GOLD MANTIS FINE DECORATION TECHNOLOGY (SUZHOU) COMPANY 1,212
- SHENYANG JIANZHU UNIVERSITY 926
- VAELINGE INNOVATION SE 901
- CHINA MCC5 GROUP CORPORATION 894
- VKR HOLDING DK 854
- SHANGHAI BAOYE GROUP CORPORATION 753