Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531640 | Catalyst of mixed fluorosulfonic acids | Eugene F. Hartstein | 2003-03-11 |
| 6515190 | Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide | Qun Sun | 2003-02-04 |
| 6395673 | Catalyst of mixed fluorosulfonic acids | Eugene F. Hartstein | 2002-05-28 |
| 6281400 | Process for preparation of a catalytic microcomposite from a silicate and a highly fluorinated ion exchange resin | Qun Sun | 2001-08-28 |
| 6262326 | Process for the preparation of spherically shaped microcomposites | Qun Sun | 2001-07-17 |
| 6248930 | Fluorine-modified perfluorinated ion-exchange microcomposite catalysts | Qun Sun | 2001-06-19 |
| 6169053 | Silylated perfluorinated ion-exchange microcomposite catalysts | Qun Sun | 2001-01-02 |
| 6160190 | Alkylation of aromatic compounds using a sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide | Qun Sun | 2000-12-12 |
| 6133493 | Perfluorinated ion-exchange microcomposite catalysts modified with Lewis acid | Qun Sun | 2000-10-17 |
| 6107233 | Process for the preparation of spherically shaped microcomposites | Qun Sun | 2000-08-22 |
| 6034290 | Porous microcomposite of metal cation exchanged perfluorinated ion-exchange polymer and network of metal oxide, silica, or metal oxide and silica | Qun Sun | 2000-03-07 |
| 6022621 | Mullite-containing coatings for inorganic fibers and ceramic matrix composites | Eugene Michael McCarron, III, Sujata Jagota | 2000-02-08 |
| 6001762 | Reactivation of perfluorinated ion-exchange microcomposite catalysts | Qun Sun | 1999-12-14 |
| 5958822 | Modified fluorosulfonic acids | Richard Beckerbauer, Qun Sun | 1999-09-28 |
| 5948946 | Use of sol-gel derived porous microposite of perfluorinated ion-exchange polymer and metal oxide to isomerize terminal olefins | Qun Sun | 1999-09-07 |
| 5932511 | Perfluorinated ion-exchange microcomposite catalysts modified with Lewis acid | Qun Sun | 1999-08-03 |
| 5916837 | Porous microcomposite of metal cation exchanged perfluorinated ion-exchanged polymer and network of metal oxide, silica or metal oxide and silica | Qun Sun | 1999-06-29 |
| 5824622 | Porous microcomposite of perfluorinated ion-exchange polymer and metal oxide, a network of silica, or a network of metal oxide and silica derived via a sol-gel process | Qun Sun | 1998-10-20 |
| 5512368 | Fibers reinforced with inorganic whiskers | Brian R. Phillips | 1996-04-30 |
| 5304535 | Etching of nanoscale structures on high temperature superconductors | Bruce A. Parkinson | 1994-04-19 |
| 5281405 | Optically useful compositions and a sol-gel process for their production | — | 1994-01-25 |
| 5277772 | Chemical modification of surfaces using heterocyclic azides | — | 1994-01-11 |
| 5252654 | Organic-inorganic polymeric composites | Israel A. David, Jeffrey Scott Meth, George W. Scherer | 1993-10-12 |