ACR ELECTRONICS, INC.
35Patents
14Active
35Granted
45Portfolio score
Filing activity: Dec 15, 1975 → Sep 14, 2021 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5340662A | Emergency battery system with an infinite shelf life | Electricity | 36 | Expired |
| US6501340B1 | Oscillator with frequency stabilizing circuit and method of constructing same | Electricity | 35 | Expired |
| US4696045A | Ear microphone | Electricity | 32 | Expired |
| US7182479B1 | Electronic flare | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| US6933889B1 | Direction and distance finder | Physics | 23 | Expired |
| US5710989A | Water-activated emergency radio beacon | Physics | 23 | Expired |
| US4188556A | Electro-mechanical machine | Electricity | 18 | Expired |
| US4555457A | Battery cell containing potassium monoperoxysulfate in the cathode mix | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6388617B1 | Radio beacon with a GPS interface for automatically activated EPIRBs | Performing Operations; Transporting | 16 | Expired |
| US5480743A | Bipolar compression cell for a water-activated battery | Electricity | 12 | Expired |
| USRE33628E | Electro-mechanical machine with pie-shaped coils on disc rotor | General | 12 | Expired |
| US5149598A | Battery arrangement | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5526526A | Survival radio | Electricity | 12 | Expired |
| US4015810A | Automatic float-off storage bracket | Performing Operations; Transporting | 11 | Expired |
| US5235337A | Search and rescue transponder housing | Performing Operations; Transporting | 10 | Expired |
| US5395707A | Environmentally safe water-activated battery | Electricity | 9 | Expired |
| US8098190B2 | Apparatus and method for testing emergency locator beacons | Physics | 9 | Active |
| US5490050A | Emergency strobe light | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US9031497B1 | Dual-satellite emergency locator beacon and method for registering, programming and updating emergency locator beacon over the air | Electricity | 7 | Active |
| US6681615B1 | Portable digital oxygen leak detector | Physics | 7 | Expired |
| US5932856A | Power switch to prevent inadvertent activation of an emergency locating beacon | Electricity | 6 | Expired |
| US10923694B1 | Safety battery pack and protective enclosure to reduce battery fire or explosion damage | Electricity | 6 | Active |
| US4278979A | Method and apparatus for testing survival radios | Physics | 6 | Expired |
| US6805467B2 | Emergency laser array signal light | Physics | 6 | Expired |
| US8514095B2 | GPS enabled EPIRB with integrated receiver | Physics | 5 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.