Copes-Vulcan, Inc.
14Patents
0Active
14Granted
33Portfolio score
Filing activity: Oct 26, 1976 → Nov 1, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4249574A | Orifice trim and backpressure plate for high pressure valves | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4279274A | Fluid control device with disc-type flow restrictor | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4149563A | Anti-cavitation valve | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6161584A | High energy loss fluid control device | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4085438A | Digital sootblower control systems and methods therefor | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4258750A | Labyrinth trim valve | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5607626A | Spring assisted multi-nozzle desuperheater | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5358212A | Poppet valve having external adjustment for a flow restrictor | Performing Operations; Transporting | 17 | Expired |
| US6039076A | High energy loss fluid control device | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4221037A | Method for manufacturing a fluid control device with disc-type flow restrictor | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4071586A | Variable orifice desuperheater | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6022135A | Fluid mixing device | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5560323A | One directional rotational lance indexer | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US5752288A | Soot blower assembly | Mechanical Engineering; Lighting; Heating | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.