Dover Associates, Inc.
162Patents
0Active
162Granted
43Portfolio score
Filing activity: Jul 22, 1974 → Jan 14, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5605182A | Vehicle identification system for a fuel dispenser | Physics | 152 | Expired |
| US4659251A | Liquid spill container and method of making and installing same | Emerging Cross-Sectional Technologies | 83 | Expired |
| US5604681A | Coupler identification systems | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5983936A | Torsion spring balance assembly and adjustment method | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4453578A | Automatic shut-off dispensing nozzle responsive to liquid in a tank reaching a predetermined level and to a supply pressure | Performing Operations; Transporting | 54 | Expired |
| US5174345A | Drop tubes and overfill valves therefor | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4297209A | High solids filter | Performing Operations; Transporting | 51 | Expired |
| US4465209A | Information center for gasoline dispensing nozzle | Performing Operations; Transporting | 50 | Expired |
| US5564471A | Fuel hose breakaway unit | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5273071A | Dry disconnect couplings | Emerging Cross-Sectional Technologies | 46 | Expired |
| US5121777A | Vapor recovery nozzles and sub-assemblies therefor | Performing Operations; Transporting | 46 | Expired |
| US4642188A | Backwash apparatus for multi element filter unit | Performing Operations; Transporting | 46 | Expired |
| US4351375A | Dual spout dispensing nozzle | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4804206A | Swivel construction and method of making the same | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US4554432A | Components for gas metal arc welding gun | Performing Operations; Transporting | 41 | Expired |
| US5099870A | Emergency shut-off valves | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4598742A | Method and apparatus for monitoring liquid stock in a storage tank | Physics | 40 | Expired |
| US6233532A | Sensor assembly | Physics | 36 | Expired |
| US5114271A | Spill containment devices | Performing Operations; Transporting | 36 | Expired |
| US4030524A | Coupler | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5791694A | Lock for coupling cam arms | Mechanical Engineering; Lighting; Heating | 35 | Expired |
| US5695221A | Fuel hose breakaway units | Performing Operations; Transporting | 32 | Expired |
| US5472012A | Storage tank shutoff valve | Emerging Cross-Sectional Technologies | 32 | Expired |
| US5349994A | Control system for filling tanks with liquids | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6015168A | Pivotal lock for coupling cam arms | Mechanical Engineering; Lighting; Heating | 31 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.