Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6365535 | Ceramic composition having high adsorptive capacity for oxygen at elevated temperature | Ward C. Stevens, Philip S. H. Chen | 2002-04-02 |
| 6361584 | High temperature pressure swing adsorption system for separation of oxygen-containing gas mixtures | Ward C. Stevens, Philip S. H. Chen | 2002-03-26 |
| 5234715 | Method of making galvanically dissipatable evanescent chaff fiber | Ward C. Stevens, Edward A. Sturm | 1993-08-10 |
| 5190890 | Wafer base for silicon carbide semiconductor devices, incorporating alloy substrates, and method of making the same | Walter Precht, Richard J. Koba, Donald Kupp | 1993-03-02 |
| 5043773 | Wafer base for silicon carbide semiconductor devices, incorporating alloy substrates | Walter Precht, Richard J. Koba, Donald Kupp | 1991-08-27 |
| 5039990 | Galvanically dissipatable evanescent chaff fiber | Ward C. Stevens, Edward A. Sturm | 1991-08-13 |