COMPUTERIZED SECURITY SYSTEMS, INC.
22Patents
1Active
22Granted
30Portfolio score
Filing activity: Aug 22, 1984 → Jan 30, 2007 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5477041A | Adaptable electronic key and lock system | Fixed Constructions | 57 | Expired |
| US5198643A | Adaptable electronic key and lock system | Fixed Constructions | 38 | Expired |
| US7303215B2 | Mortise locking device | Emerging Cross-Sectional Technologies | 34 | Expired |
| US7051561B2 | Electronic lock | Emerging Cross-Sectional Technologies | 31 | Expired |
| USD501131S1 | Lock | General | 29 | Expired |
| US5986564A | Microcomputer controlled locking system | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4890870A | Mortise lock assembly with automatic dead bolt and incremental stop | Emerging Cross-Sectional Technologies | 22 | Expired |
| USD533763S1 | Lock | General | 20 | Expired |
| USD512899S1 | Lock | General | 17 | Expired |
| USD533762S1 | Lock | General | 15 | Expired |
| US4641868A | Recentering for shafts of locks and other mechanisms | Emerging Cross-Sectional Technologies | 15 | Expired |
| USD533047S1 | Lock | General | 14 | Expired |
| US7461872B2 | Motorized swing bolt lock | Emerging Cross-Sectional Technologies | 14 | Active |
| USD535296S1 | Card key encoder | General | 12 | Expired |
| USD531009S1 | Key fob | General | 10 | Expired |
| USD502182S1 | Electronic key card encoder | General | 10 | Expired |
| US7374084B2 | Electronic lock with visual interface | Physics | 9 | Expired |
| USD531629S1 | Hand-held terminal | General | 6 | Expired |
| USD519021S1 | Lever | General | 6 | Expired |
| USD601877S1 | Radio frequency identification trim piece | General | 5 | Expired |
| USD569221S1 | Card reader | General | 4 | Expired |
| US7017811B2 | Electronic card encoder | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.