Ephraim Gutmark
37Patents
11h-index
38Co-inventors
75Inventor score
Filing activity: Jul 8, 1983 → Dec 6, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4519423A | Mixing apparatus using a noncircular jet of small aspect ratio | Emerging Cross-Sectional Technologies | 68 | Expired |
| US6918256B2 | Method for the reduction of combustion-driven oscillations in combustion systems and premixing burner for carrying out the method | Mechanical Engineering; Lighting; Heating | 63 | Expired |
| US5428951A | Method and apparatus for active control of combustion devices | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6464489B1 | Method and apparatus for controlling thermoacoustic vibrations in a combustion system | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5340054A | Suppressor of oscillations in airframe cavities | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7246481B2 | Methods and apparatus for operating gas turbine engines | Performing Operations; Transporting | 22 | Expired |
| US6461144B1 | Method of controlling thermoacoustic vibrations in a combustion system, and combustion system | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6460341B1 | Method for minimizing thermoacoustic oscillations in gas turbine combustion chambers | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US4957242A | Fluid mixing device having a conical inlet and a noncircular outlet | Performing Operations; Transporting | 15 | Expired |
| US6138955A | Vortical lift control over a highly swept wing | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6840046B2 | Method and apparatus for minimizing thermoacoustic vibrations in gas-turbine combustion chambers | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6196835A | Burner | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5361710A | Method and apparatus for the active control of a compact waste incinerator | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6183240A | Burner | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US8881500B2 | Duplex tab obstacles for enhancement of deflagration-to-detonation transition | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US8087250B2 | Duplex tab exhaust nozzle | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US8887482B1 | Active flow control with pulse detonation actuators | Emerging Cross-Sectional Technologies | 9 | Active |
| US6599121B2 | Premix burner | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| USH1007H | Solid fuel ramjet combustor | General | 8 | Active |
| US8047308B2 | Rotary drill bit with nozzles designed to enhance hydraulic performance and drilling fluid efficiency | Emerging Cross-Sectional Technologies | 6 | Active |
| US7412832B2 | Method and apparatus for operating gas turbine engines | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7802640B2 | Rotary drill bit with nozzles designed to enhance hydraulic performance and drilling fluid efficiency | Emerging Cross-Sectional Technologies | 5 | Active |
| USH1008H | Dump combustor with noncoherent flow | General | 4 | Active |
| US6698209B1 | Method of and appliance for suppressing flow eddies within a turbomachine | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5149908A | Combustion instability suppression in regenerative liquid propellant gun | Mechanical Engineering; Lighting; Heating | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.