Alex Cho
22Patents
12h-index
16Co-inventors
78Inventor score
Filing activity: Jan 28, 1988 → Sep 5, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5211910A | Ultra high strength aluminum-base alloys | Chemistry; Metallurgy | 58 | Expired |
| US4946517A | Unrecrystallized aluminum plate product by ramp annealing | Chemistry; Metallurgy | 50 | Expired |
| US4927470A | Thin gauge aluminum plate product by isothermal treatment and ramp anneal | Chemistry; Metallurgy | 38 | Expired |
| US5198045A | Low density high strength Al-Li alloy | Chemistry; Metallurgy | 37 | Expired |
| US7229509B2 | Al-Cu-Li-Mg-Ag-Mn-Zr alloy for use as structural members requiring high strength and high fracture toughness | Chemistry; Metallurgy | 30 | Expired |
| US4988394A | Method of producing unrecrystallized thin gauge aluminum products by heat treating and further working | Chemistry; Metallurgy | 29 | Expired |
| US5133931A | Lithium aluminum alloy system | Chemistry; Metallurgy | 25 | Expired |
| US4961792A | Aluminum-lithium alloys having improved corrosion resistance containing Mg and Zn | Chemistry; Metallurgy | 19 | Expired |
| US5389165A | Low density, high strength Al-Li alloy having high toughness at elevated temperatures | Chemistry; Metallurgy | 15 | Expired |
| US5393357A | Method of minimizing strength anisotropy in aluminum-lithium alloy wrought product by cold rolling, stretching and aging | Chemistry; Metallurgy | 14 | Expired |
| US5137686A | Aluminum-lithium alloys | Chemistry; Metallurgy | 14 | Expired |
| US7229508B2 | Al—Cu—Mg—Ag—Mn-alloy for structural applications requiring high strength and high ductility | Chemistry; Metallurgy | 12 | Expired |
| US5383986A | Method of improving transverse direction mechanical properties of aluminum-lithium alloy wrought product using multiple stretching steps | Chemistry; Metallurgy | 12 | Expired |
| US5439536A | Method of minimizing strength anisotropy in aluminum-lithium alloy wrought product by cold rolling, stretching and aging | Chemistry; Metallurgy | 9 | Expired |
| US6869490B2 | High strength aluminum alloy | Chemistry; Metallurgy | 6 | Expired |
| US9850115B2 | Adaptor for a lift jack | Performing Operations; Transporting | 4 | Active |
| US7704333B2 | Al-Cu-Mg-Ag-Mn alloy for structural applications requiring high strength and high ductility | Chemistry; Metallurgy | 4 | Active |
| US6579386B1 | Filler wire for aluminum alloys and method of welding | Performing Operations; Transporting | 3 | Expired |
| US7125459B2 | High strength aluminum alloy | Chemistry; Metallurgy | 3 | Expired |
| US8357249B2 | High strength, heat treatable aluminum alloy | Chemistry; Metallurgy | 2 | Active |
| US6569271B2 | Aluminum alloys and methods of making the same | Chemistry; Metallurgy | 1 | Expired |
| US10807658B1 | Apparatus with rotatable mounting assembly | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.