David E. Laycock
9Patents
4h-index
11Co-inventors
50Inventor score
Filing activity: Aug 21, 1989 → Apr 24, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6429342B1 | Polymerization of ethylene oxide using metal cyanide catalysts | Performing Operations; Transporting | 29 | Expired |
| US4962237A | Catalytic process for the preparation of polyols | Chemistry; Metallurgy | 14 | Expired |
| US5374705A | Process for the preparation of polyether polyols with a reduced unsaturation content | Chemistry; Metallurgy | 10 | Expired |
| US6642423B2 | Polymerization of ethylene oxide using metal cyanide catalysts | Performing Operations; Transporting | 6 | Expired |
| US4962281A | Synthesis of stereoregular poly(propylene oxide) | Chemistry; Metallurgy | 4 | Expired |
| US6388048B1 | Complexing agent-modified trimetal cyanide catalyst | Chemistry; Metallurgy | 2 | Expired |
| US6358877B1 | Metal catalysts complexed with sulfone or sulfoxide compounds | Chemistry; Metallurgy | 1 | Expired |
| US6384183B1 | Metal hexacyanocobaltate nitroferricyanide complexes | Performing Operations; Transporting | 0 | Expired |
| US6376645B1 | Complexing agent-modified hexacyanometallate hexanitrometallate catalysts | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.