Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322913 | Polysilazanes and related compositions, processes and uses | Yigal Blum, Kenneth B. Schwartz, Robert M. Platz, David J. Rowcliffe, Allen Dodge +2 more | 1994-06-21 |
| 5216155 | Silicon and aluminum complexes | Kay A. Youngdahl | 1993-06-01 |
| 5174975 | Method of preparing metal carbides, nitrides, borides and the like | — | 1992-12-29 |
| 5099052 | Silicon and aluminum complexes | Kay A. Youngdahl, Paola Nardi | 1992-03-24 |
| 5071833 | Method for producing high-temperature superconducting ceramic products employing tractable ceramic precursors | Kay A. Youngdahl | 1991-12-10 |
| 5017529 | Process for making ceramic materials | Yigal Blum | 1991-05-21 |
| 5008422 | Polysilazanes and related compositions, processes and uses | Yigal Blum | 1991-04-16 |
| 4906493 | Method of preparing coatings of metal carbides and the like | — | 1990-03-06 |
| 4895709 | Method of preparing metal carbides, nitrides, and the like | — | 1990-01-23 |
| 4826666 | Method of preparing metal carbides and the like and precursors used in such method | — | 1989-05-02 |
| 4801439 | Catalytic process for making compounds having a non-Lewis acid/base bond between a group IIIA metal and group VA nonmetal | Yigal Blum | 1989-01-31 |
| 4789534 | Transition metal carbides and process for making same | — | 1988-12-06 |
| 4788309 | Method of forming compounds having Si-N groups and resulting products | Yigal Blum | 1988-11-29 |
| 4716142 | Catalysts for the hydrodenitrogenation of organic materials and process for the preparation of the catalysts | Albert S. Hirschon, Robert B. Wilson | 1987-12-29 |
| 4645837 | Catalyst system for amine transalkylation | Youval Shvo | 1987-02-24 |
| 4612383 | Method of producing polysilazanes | Yigal Blum | 1986-09-16 |
| 4605475 | Gas separation process | Daryl L. Roberts | 1986-08-12 |
| 4562291 | Oligomerization of alkyl groups on amines | Robert B. Wilson | 1985-12-31 |
| 4292242 | Production of amines | — | 1981-09-29 |
| 4226845 | Water gas shift reaction and in the hydroformylation and hydrohydroxyformylation reactions | — | 1980-10-07 |