Roy C. Lueth
12Patents
7h-index
3Co-inventors
59Inventor score
Filing activity: Mar 2, 1979 → Sep 13, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7556668B2 | Consolidated hard materials, methods of manufacture, and applications | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4268582A | Boride coated cemented carbide | Emerging Cross-Sectional Technologies | 48 | Expired |
| US4579713A | Method for carbon control of carbide preforms | Chemistry; Metallurgy | 46 | Expired |
| US4591481A | Metallurgical process | Performing Operations; Transporting | 13 | Expired |
| US7691173B2 | Consolidated hard materials, earth-boring rotary drill bits including such hard materials, and methods of forming such hard materials | Emerging Cross-Sectional Technologies | 13 | Active |
| US4431605A | Metallurgical process | Performing Operations; Transporting | 11 | Expired |
| US7829013B2 | Components of earth-boring tools including sintered composite materials and methods of forming such components | Emerging Cross-Sectional Technologies | 8 | Active |
| US4575449A | Metallurgical process | Performing Operations; Transporting | 4 | Expired |
| US4398702A | Metallurgical furnace | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4512558A | Coffin delivery system for metallurgical furnace | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US9109413B2 | Methods of forming components and portions of earth-boring tools including sintered composite materials | Emerging Cross-Sectional Technologies | 0 | Active |
| US4554441A | Electric heating coil | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.