Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5045398 | Silicon carbide product | — | 1991-09-03 |
| 4900531 | Converting a carbon preform object to a silicon carbide object | — | 1990-02-13 |
| 4871587 | Process for coating an object with silicon carbide | — | 1989-10-03 |
| 4751067 | Process for making silicon from halosilanes and halosilicons | — | 1988-06-14 |
| 4737348 | Apparatus for making molten silicon | — | 1988-04-12 |
| 4668493 | Process for making silicon | — | 1987-05-26 |
| 4444811 | Fluidized bed silicon deposition from silane | George Hsu, Richard Hogle, Ananda Praturi, Ralph Lutwack | 1984-04-24 |
| 4343772 | Thermal reactor | Robert A. Administrator of the National Aeronautics and Space Frosch, Larry B. Ford | 1982-08-10 |
| 4335273 | Electrically insulating seal assembly | — | 1982-06-15 |
| 4316254 | Portable phase angle meter instrument | — | 1982-02-16 |
| 4314525 | Fluidized bed silicon deposition from silane | George Hsu, Richard Hogle, Ananda Praturi, Ralph Lutwack | 1982-02-09 |
| D261885 | Distance computer for light aircraft | Daryl W. Davies | 1981-11-17 |
| 4283643 | Hall sensing apparatus | — | 1981-08-11 |