Klaus W. Gartner
12Patents
4Active
12Granted
37Portfolio score
Filing activity: Jun 2, 1975 → May 11, 2015 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4665727A | Manually operated lock mechanism for bypass of customer operated electronic digital safe lock | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4012991A | Key decoding and duplicating apparatus and method | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4780032A | Key duplicating apparatus | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4117763A | Key decoding and duplicating apparatus and method | Emerging Cross-Sectional Technologies | 35 | Expired |
| US4112715A | Padlock | Emerging Cross-Sectional Technologies | 31 | Expired |
| USD694091S1 | Electronic lock input dial | General | 26 | Active |
| US4142388A | Tumbler wheels for combination locks | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4072032A | Key changeable lock | Emerging Cross-Sectional Technologies | 12 | Expired |
| US8495899B2 | Electromechanical lock | Emerging Cross-Sectional Technologies | 11 | Active |
| US9874042B2 | Method and device for inputting an access code in an electronic combination lock | Physics | 11 | Active |
| US7932810B2 | Top reading keypad assembly and method of inputting an access combination | Emerging Cross-Sectional Technologies | 7 | Active |
| US4222251A | Additional locking system for combination lock | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.