Robert E. Walkup
7Patents
7h-index
6Co-inventors
52Inventor score
Filing activity: Jul 18, 1989 → May 4, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5498709A | Production of sucralose without intermediate isolation of crystalline sucralose-6-ester | Chemistry; Metallurgy | 58 | Expired |
| US4980463A | Sucrose-6-ester chlorination | Chemistry; Metallurgy | 46 | Expired |
| US5298611A | Sucralose pentaester production | Chemistry; Metallurgy | 28 | Expired |
| US5034551A | Process for recovery of organotin esters from reaction mixtures containing the same and re-use of the recovered organotin compounds | Chemistry; Metallurgy | 27 | Expired |
| US5530106A | Recovery of sucralose intermediates | Chemistry; Metallurgy | 25 | Expired |
| US5089608A | Selective 6-acylation of sucrose mediated by cyclic adducts of dialkyltin oxides and diols | Chemistry; Metallurgy | 25 | Expired |
| US6423833B1 | Functional sugar polymers from inexpensive sugar sources and apparatus for preparing same | Chemistry; Metallurgy | 22 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.