Garrett Corporation
398Patents
0Active
398Granted
43Portfolio score
Filing activity: Apr 23, 1970 → Jan 16, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4010613A | Turbocharged engine after cooling system and method | Emerging Cross-Sectional Technologies | 173 | Expired |
| US4233858A | Flywheel drive system having a split electromechanical transmission | Emerging Cross-Sectional Technologies | 135 | Expired |
| US4423794A | Flywheel assisted electro-mechanical drive system | Emerging Cross-Sectional Technologies | 118 | Expired |
| US4631092A | Method for heat treating cast titanium articles to improve their mechanical properties | Emerging Cross-Sectional Technologies | 108 | Expired |
| US4209979A | Gas turbine engine braking and method | Mechanical Engineering; Lighting; Heating | 108 | Expired |
| US4317439A | Cooling system | Emerging Cross-Sectional Technologies | 103 | Expired |
| US4005578A | Method and apparatus for turbocharger control | Emerging Cross-Sectional Technologies | 89 | Expired |
| US4656379A | Hybrid excited generator with flux control of consequent-pole rotor | Emerging Cross-Sectional Technologies | 88 | Expired |
| US4339874A | Method of making a wedge-shaped permanent magnet rotor assembly | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4656834A | Electronic turbocharger control | Emerging Cross-Sectional Technologies | 77 | Expired |
| US4625135A | Permanent magnet rotor | Emerging Cross-Sectional Technologies | 70 | Expired |
| US4556180A | Fuel tank inerting system | Performing Operations; Transporting | 70 | Expired |
| US4041695A | Fuel system pneumatic purge apparatus and method | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4581300A | Dual alloy turbine wheels | Emerging Cross-Sectional Technologies | 64 | Expired |
| US4347711A | Heat-actuated space conditioning unit with bottoming cycle | Mechanical Engineering; Lighting; Heating | 63 | Expired |
| US4005579A | Turbocharger control and method | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4508127A | Fuel mass flow measurement and control system | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4178046A | Foil bearing | Mechanical Engineering; Lighting; Heating | 59 | Expired |
| US4040845A | Ceramic composition and crucibles and molds formed therefrom | Chemistry; Metallurgy | 58 | Expired |
| US4081958A | Low nitric oxide emission combustion system for gas turbines | Mechanical Engineering; Lighting; Heating | 58 | Expired |
| US4645032A | Compact muffler apparatus and associated methods | Physics | 57 | Expired |
| US4648807A | Compact piezoelectric fluidic air supply pump | Mechanical Engineering; Lighting; Heating | 56 | Expired |
| US4617726A | Maximum stiffness permanent magnet rotor and construction method | Emerging Cross-Sectional Technologies | 54 | Expired |
| US3971208A | Gas turbine fuel control | Mechanical Engineering; Lighting; Heating | 53 | Expired |
| US4587700A | Method for manufacturing a dual alloy cooled turbine wheel | Emerging Cross-Sectional Technologies | 53 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.