Aug. Winkhaus
🏢 View company profile →5Patents
0Active
5Granted
27Portfolio score
Filing activity: May 29, 1975 → Jul 23, 1981
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3994093A | Window with sash capable of pivoting movement about two perpendicular axes | Fixed Constructions | 21 | Expired |
| US4354365A | Permutation lock | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4360803A | Door lock assembly with electrical alarm | Fixed Constructions | 16 | Expired |
| US4459833A | Swiveling stirrup lock for a vehicle, particularly a two-wheel vehicle | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4029919A | Locking arrangement with burglar alarm | Emerging Cross-Sectional Technologies | 7 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.