CPC Subgroup
E05B 81/76 Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles
Full Title
Power-actuated vehicle locks > Electrical circuits (for locking several wings simultaneously E05B77/48) > Monitoring or sensing, e.g. by using switches or sensors > Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles
2 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- E05B 81/78 as part of a hands-free locking or unlocking operation
Top Applicants
Top 10 applicants by patent filingsfor class E05, 2013–2023, worldwide · Source: EPO PATSTAT
- KIEKERT DE 2,802
- HYUNDAI MOTOR COMPANY KR 1,609
- LG ELECTRONICS KR 1,467
- FORD GLOBAL TECHNOLOGIES US 1,465
- JULIUS BLUM AT 1,240
- KIA MOTORS CORPORATION KR 1,164
- HUF HUELSBECK & FUERST & COMPANY DE 1,005
- SAMSUNG ELECTRONICS COMPANY KR 928
- GEZE DE 809
- SCHLAGE LOCK COMPANY US 790