La Gard, Inc.
22Patents
0Active
22Granted
28Portfolio score
Filing activity: Apr 22, 1976 → Jan 31, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4470277A | Security door locking mechanism | Emerging Cross-Sectional Technologies | 119 | Expired |
| US5033282A | Self-locking electronic lock | Emerging Cross-Sectional Technologies | 107 | Expired |
| US5020345A | Self-locking electronic lock | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5594430A | Programmable electronic time lock | Emerging Cross-Sectional Technologies | 61 | Expired |
| US5307656A | High security electronic dial combination lock | Emerging Cross-Sectional Technologies | 57 | Expired |
| USD354922S | Electronic keypad for home alarm systems | General | 46 | Expired |
| US4967577A | Electronic lock with manual combination override | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4090303A | Key decoding apparatus | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5142890A | Electro-mechanical lock with rotary bolt | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5134870A | Electro-mechanical lock with rotary bolt | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4197726A | Combination locks | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4532785A | Combination lock | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD251965S | Combination lock dial | General | 18 | Expired |
| US4418555A | Cylinder type lock and key | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5540068A | High security electronic dial combination lock | Emerging Cross-Sectional Technologies | 15 | Expired |
| USD390446S | Input dial for electronic lock | General | 14 | Expired |
| US4756176A | Fence lever control device for a combination lock | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4512165A | High security padlock | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4628715A | Tumbler wheel assembly shield for combination locks | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4493199A | Universal boltworks mechanism for safe door | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4541259A | Combination lock | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4353231A | Friction drive-snap inner fit tumbler wheel construction | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.