Mark Gerrit Roelofs
28Patents
7h-index
32Co-inventors
69Inventor score
Filing activity: Aug 1, 1991 → Jun 22, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6025092A | Fluorinated ionomers and their uses | Emerging Cross-Sectional Technologies | 35 | Expired |
| US6033804A | Highly conductive ion exchange polymer and process | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6667377B2 | Polyvinylidene fluoride ionomers containing pendant fluoroalkylsulfonyl imide or fluoroalkylsulfonyl methide groups | Chemistry; Metallurgy | 22 | Expired |
| US6140436A | Fluorinated ionomers and their uses | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6100324A | Ionomers and ionically conductive compositions | Emerging Cross-Sectional Technologies | 21 | Expired |
| US9391322B2 | Cathode material and battery | Emerging Cross-Sectional Technologies | 20 | Active |
| US6268430A | Ionomers and ionically conductive compositions | Emerging Cross-Sectional Technologies | 10 | Expired |
| US9673450B2 | Lithium ion battery | Emerging Cross-Sectional Technologies | 5 | Active |
| US5146533A | Ion exchanged crystalline waveguides and processes for their preparation | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10074874B2 | Additives to improve electrolyte performance in lithium ion batteries | Emerging Cross-Sectional Technologies | 4 | Active |
| US10205192B2 | Nonaqueous electrolyte compositions comprising cyclic sulfates and lithium borates | Emerging Cross-Sectional Technologies | 4 | Active |
| US5426717A | Line-width insensitive segmented wave reflectors having selected Bragg reflection characteristics | Electricity | 3 | Expired |
| US5266092A | Processes for preparation of ion exchanged crystalline waveguides | Physics | 2 | Expired |
| US7563532B2 | Trifluorostyrene containing compounds, and their use in polymer electrolyte membranes | Chemistry; Metallurgy | 1 | Expired |
| US11316201B2 | Additives to improve electrolyte performance in lithium ion battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10559850B2 | Nonaqueous electrolyte compositions comprising cyclic sulfates | Emerging Cross-Sectional Technologies | 0 | Active |
| US8617765B2 | Chemically stabilized ionomers containing inorganic fillers | Emerging Cross-Sectional Technologies | 0 | Active |
| US8664282B2 | Process to prepare crosslinkable trifluorostyrene polymers and membranes | Emerging Cross-Sectional Technologies | 0 | Active |
| US10686220B2 | Nonaqueous electrolyte compositions | Emerging Cross-Sectional Technologies | 0 | Active |
| US10916805B2 | Nonaqueous electrolyte compositions | Emerging Cross-Sectional Technologies | 0 | Active |
| US11374260B2 | Nonaqueous electrolyte compositions comprising fluorinated sulfones | Emerging Cross-Sectional Technologies | 0 | Active |
| US7737190B2 | Process to prepare stable trifluorostyrene containing compounds grafted to base polymers using a solvent/water mixture | Emerging Cross-Sectional Technologies | 0 | Active |
| US10673096B2 | Nonaqueous electrolyte compositions comprising sultone and fluorinated solvent | Emerging Cross-Sectional Technologies | 0 | Active |
| US9979050B2 | Fluorinated electrolyte compositions | Emerging Cross-Sectional Technologies | 0 | Active |
| US9461312B2 | Electrode for fuel cell, manufacturing method of electrode for fuel cell, polymer electrolyte fuel cell and catalyst ink | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.