Issued Patents 1997
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702766 | Process of forming a ceramic article containing a core comprising zirconia and a shell comprising zirconium boride | Dilip K. Chatterjee, Syamal K. Ghosh | 1997-12-30 |
| 5698857 | (Barium hafnate: Cu) phosphors and phosphor screens | Patrick M. Lambert, David P. Trauernicht | 1997-12-16 |
| 5695828 | Method for inducing electrical conductivity in zirconia ceramic surfaces | Syamal K. Ghosh, Dilip K. Chatterjee, David C. Press | 1997-12-09 |
| 5696040 | Ceramic article containing a core comprising zirconia and a shell comprising zirconium boride | Dilip K. Chatterjee, Syamal K. Ghosh | 1997-12-09 |
| 5688731 | Ceramic articles containing doped zirconia having high electrical conductivity | Dilip K. Chatterjee, Syamal K. Ghosh | 1997-11-18 |
| 5683481 | Method of making core shell structured articles based on alumina ceramics having spinel surfaces | Dilip K. Chatterjee, Syamal K. Ghosh | 1997-11-04 |
| 5679611 | Ceramic article containing a core comprising tetragonal zirconia and a shell comprising zirconium nitride | Dilip K. Chatterjee, Syamal K. Ghosh | 1997-10-21 |
| 5672302 | In-situ surface nitridation of zirconia ceramics | Dilip K. Chatterjee, Syamal K. Ghosh | 1997-09-30 |