Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8986643 | Silicide compositions containing alkali metals and methods of making the same | Michael Lefenfeld | 2015-03-24 |
| 8501036 | Silica gel compositions containing alkali metals and alkali metal alloys | Michael Lefenfeld | 2013-08-06 |
| 8372371 | Silicide compositions containing alkali metals and methods of making the same | Michael Lefenfeld | 2013-02-12 |
| 8263808 | Method for deprotecting aryl or alkyl sulfonamides of primary or secondary amines | Michael Lefenfeld, Partha Nandi, James Jackson | 2012-09-11 |
| 8197707 | Lithium-porous metal oxide compositions and lithium reagent-porous metal compositions | Michael Lefenfeld, Partha Nandi, James Jackson | 2012-06-12 |
| 8007762 | Silica gel compositions containing alkali metals and alkali metal alloys | Michael Lefenfeld | 2011-08-30 |
| 7820061 | Titanium oxide and alumina alkali metal compositions | Michael Lefenfeld | 2010-10-26 |
| 7811541 | Silicide compositions containing alkali metals and methods of making the same | Michael Lefenfeld | 2010-10-12 |
| 7709410 | Silica gel compositions containing alkali metals and alkali metal alloys | Michael Lefenfeld | 2010-05-04 |
| 7560606 | Titanium oxide and alumina alkali metal compositions | Michael Lefenfeld | 2009-07-14 |
| 7410567 | Silica gel compositions containing alkali metals and alkali metal alloys | Michael Lefenfeld | 2008-08-12 |
| 7259128 | Titanium oxide and alumina alkali metal compositions | Michael Lefenfeld | 2007-08-21 |
| 7211539 | Silica gel compositions containing alkali metals and alkali metal alloys | Michael Lefenfeld | 2007-05-01 |
| 6350408 | Alloy of AuZn AuCu or ZnCu | Ahmed S. Ellaboudy, Kuo-Lih Tsai | 2002-02-26 |
| 5492879 | Catalyst comprising finely divided metals and oxidized metals | Ahmed S. Ellaboudy, Kuo-Lih Tsai | 1996-02-20 |
| 5486225 | Process for producing an alloy | Ahmed S. Ellaboudy, Kuo-Lih Tsai | 1996-01-23 |
| 5453297 | Process for producing finely divided metals deposited on oxidized metals | Ahmed S. Ellaboudy, Kuo-Lih Tsai | 1995-09-26 |