Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5549983 | Coflow planar fuel cell stack construction for solid electrolytes | — | 1996-08-27 |
| 5449649 | Monolithic silicon nitride having high fracture toughness | Chien-Wei Li, Mohammad Behi | 1995-09-12 |
| 5312788 | High toughness, high strength sintered silicon nitride | Chien-Wei Li | 1994-05-17 |
| 5298469 | Fluxed lanthanum chromite for low temperature air firing | Stephen Haig, Beili L. Wu | 1994-03-29 |
| 5292489 | Ternary silicon-rare earth nitrides and process for their preparation | Anthony J. Fanelli, Jeffrey P. Solar, Beili L. Wu | 1994-03-08 |
| 5286686 | Air-sinterable lanthanum chromite and process for its preparation | Stephen Haig, Beili L. Wu | 1994-02-15 |
| 5185301 | Sinter reactive lanthanum chromite and process for making it | Beili Li, Stephen Haig | 1993-02-09 |
| 5169811 | Beneficiated lanthanum chromite for low temperature firing | Ned E. Cipollini, Beili L. Wu, Stephen Haig | 1992-12-08 |
| 5128284 | Preparation of lanthanum chromite powders by sol-gel | William L. Olson, Beili Li | 1992-07-07 |
| 5100847 | Super tough monolithic silicon nitride | Chien-Wei Li, Gilbert Carrasquillo | 1992-03-31 |
| 5061402 | Preparation of lanthanum chromate powders by sol-gel | William L. Olson, Beili Li | 1991-10-29 |
| 5032555 | Process for making zirconia-alumina | Anthony J. Fanelli, Stephen Haig, Beili Li, Gary B. Marsh | 1991-07-16 |
| 4845056 | Continuous process for production of fine particulate ceramics | — | 1989-07-04 |
| 4830780 | Preparation of lanthanum chromate and lanthanum chromite powders by sol-gel | William L. Olson, Beili Li | 1989-05-16 |
| 4624939 | Catalyst and method of making same for oxidation of primary amines to oximes by elemental oxygen | Emery J. Carlson, John N. Armor | 1986-11-25 |
| 4560797 | Oxidation of primary amines to oximes by elemental oxygen with catalyst regeneration | Emery J. Carlson, John N. Armor | 1985-12-24 |
| 4365071 | Production of anhydrous 1,4-dioxane | — | 1982-12-21 |