Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7938894 | Hybrid organic-inorganic gas separation membranes | Yunfeng Gu, Joe D. Allison, Garry C. Gunter, Scott A. Scholten | 2011-05-10 |
| 7179325 | Hydrogen-selective silica-based membrane | Yunfeng Gu, Doohwan Lee | 2007-02-20 |
| 6854602 | Hydrogen-selective silica-based membrane | Lixiong Zang, Doohwan Lee, Doug Jack | 2005-02-15 |
| 5444173 | Catalytic bimetallic oxynitrides and nitrides | Chunzhe C. Yu, Fawzy G. Sherif | 1995-08-22 |
| 5200060 | Hydrotreating process using carbides and nitrides of group VIB metals | Daniel J. Sajkowski | 1993-04-06 |
| 4851206 | Methods and compostions involving high specific surface area carbides and nitrides | Michel Boudart, Leo Volpe | 1989-07-25 |
| 4515763 | High specific surface area carbides and nitrides | Michel Boudart, Leo Volpe | 1985-05-07 |