GKN-Stenman AB
19Patents
0Active
19Granted
26Portfolio score
Filing activity: Sep 10, 1974 → Apr 30, 1985
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD278880S | Key blank | General | 114 | Expired |
| US4393673A | Cylinder lock | Emerging Cross-Sectional Technologies | 68 | Expired |
| US4356713A | Cylinder lock and key | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4453432A | Method of manufacturing a key for a cylindrical lock | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4631941A | Cylinder lock with permissible service entry | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4507944A | Cylinder lock combination, a lock cylinder and a key for such a combination | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4052094A | Sandwich-type motor vehicle door and flush mounted lock cassette | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4226454A | Lock follower, particularly a handle or pressure follower, and a method of manufacturing the same | Emerging Cross-Sectional Technologies | 18 | Expired |
| USD264680S | Locking pin | General | 16 | Expired |
| USD274302S | Coded key blank | General | 12 | Expired |
| US3988910A | Locking device for a spoke wheel of a bicycle, moped or similar vehicle | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4296619A | Anchoring means for door lock plates | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4548061A | Cylinder-lock attachment means | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4577479A | Cylinder lock arrangement for preventing picking | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4329768A | Method of manufacturing a lock follower arm with a press-fitted hub | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4096719A | Arrangement in door-locks | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4294092A | Cylinder lock having spring-actuated pins | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4185481A | Lock follower, particularly a cylinder follower, and a method of manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4266711A | Method of manufacturing a lock cylinder follower | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.