Ho Yu
44Patents
14h-index
35Co-inventors
81Inventor score
Filing activity: Mar 13, 1978 → May 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4987950A | Method and apparatus for controlling the heat transfer of liquid coolant in continuous casting | Emerging Cross-Sectional Technologies | 28 | Expired |
| US4582118A | Direct chill casting under protective atmosphere | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5148853A | Method and apparatus for controlling the heat transfer of liquid coolant in continuous casting | Performing Operations; Transporting | 26 | Expired |
| US4610295A | Direct chill casting of aluminum-lithium alloys | Performing Operations; Transporting | 24 | Expired |
| US4709740A | Direct chill casting of aluminum-lithium alloys | Performing Operations; Transporting | 24 | Expired |
| US4724887A | Direct chill casting of lithium-containing alloys | Chemistry; Metallurgy | 21 | Expired |
| USD842136S1 | Element for adhesive thermometer | General | 21 | Active |
| US4390364A | Removal of fine particles from molten metal | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4166495A | Ingot casting method | Performing Operations; Transporting | 19 | Expired |
| US4709747A | Process and apparatus for reducing macrosegregation adjacent to a longitudinal centerline of a solidified body | Performing Operations; Transporting | 19 | Expired |
| US4550767A | Roll caster apparatus having uniform flow of molten metal into novel nozzle tip assembly | Performing Operations; Transporting | 16 | Expired |
| US4593745A | Fire retardant continuous casting process | Chemistry; Metallurgy | 15 | Expired |
| US5681407A | Method of heat treating metal with liquid coolant containing dissolved gas | Chemistry; Metallurgy | 14 | Expired |
| US10739205B2 | Temperature sensor patch and adhesive type thermometer including the same | Physics | 14 | Active |
| US4550766A | Roll caster apparatus having nozzle tip assembly with novel spacer member | Performing Operations; Transporting | 14 | Expired |
| USD833305S1 | Adhesive thermometer | General | 13 | Active |
| US5820705A | Spray quenching of metal with liquid coolant containing dissolved gas | Chemistry; Metallurgy | 13 | Expired |
| US4474225A | Method of direct chill casting | Performing Operations; Transporting | 13 | Expired |
| US4526223A | Roll caster apparatus having converging tip assembly | Performing Operations; Transporting | 13 | Expired |
| US5342429A | Purification of molten aluminum using upper and lower impellers | Chemistry; Metallurgy | 12 | Expired |
| US7000676B2 | Controlled fluid flow mold and molten metal casting method for improved surface | Performing Operations; Transporting | 12 | Expired |
| US4527612A | Roll caster apparatus having nozzle tip assembly with improved molten metal flow conditions | Performing Operations; Transporting | 11 | Expired |
| US4384888A | Treating molten aluminum | Chemistry; Metallurgy | 7 | Expired |
| US6179042A | Non-hot crack bottom block for casting aluminum ingot | Performing Operations; Transporting | 4 | Expired |
| US5226950A | Liquid-in-liquid sensor and method | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.