John McDonald
9Patents
3h-index
10Co-inventors
54Inventor score
Filing activity: Aug 15, 1973 → Feb 15, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4027145A | Advanced control system for power generation | Mechanical Engineering; Lighting; Heating | 44 | Expired |
| US4152396A | Separation and recovery of cobalt and nickel from aqueous solutions thereof | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7745188B2 | Thermostable Y-family polymerases and chimeras | Chemistry; Metallurgy | 4 | Active |
| US7479568B2 | Process for making alkaline earth metal borated sulfonates | Chemistry; Metallurgy | 2 | Active |
| US8198225B2 | Sulfurized metal alkyl phenate compositions having a low alkyl phenol content | Chemistry; Metallurgy | 2 | Active |
| US8114653B2 | Thermostable Y-family polymerases and chimeras | Chemistry; Metallurgy | 1 | Active |
| US7868209B2 | Process for making borated alkaline earth metal toluene sulfonates | Chemistry; Metallurgy | 0 | Active |
| US8709987B2 | Lubricating oil with enhanced protection against wear and corrosion | Chemistry; Metallurgy | 0 | Active |
| US7964611B2 | Process for making alkaline earth metal borated sulfonates | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.