Distribution Control Systems
14Patents
2Active
14Granted
38Portfolio score
Filing activity: Aug 2, 1988 → Mar 6, 2007 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7523375B2 | Set of irregular LDPC codes with random structure and low encoding complexity | Electricity | 144 | Expired |
| US5696441A | Linear alternating current interface for electronic meters | Physics | 135 | Expired |
| US5310075A | Waterproof, gasketless enclosure | Electricity | 78 | Expired |
| US5198796A | Outbound signal detector system and method | Emerging Cross-Sectional Technologies | 76 | Expired |
| US4998102A | Integrated meter transponder | Physics | 54 | Expired |
| US5486805A | Method of receiving unsolicited messages on an electrical distribution network communications system | Electricity | 54 | Expired |
| US5933072A | Current level control for TWACS inbound communications | Electricity | 50 | Expired |
| US6940396B2 | Concurrent phase communication in TWACS | Electricity | 48 | Expired |
| US5262755A | Inbound communications using electricity distribution network | Electricity | 32 | Expired |
| US7496430B2 | Intelligent fault detector system and method | Electricity | 22 | Active |
| US7432823B2 | Tamper detection apparatus for electrical meters | Emerging Cross-Sectional Technologies | 17 | Active |
| US7130722B2 | Smart disconnect switch interbase | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7180517B2 | Quality of service terrain map for utilities | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7312693B2 | Method of increasing burst capacity for automatic meter reading | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.