Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4960738 | Mullite-alumina composite sintered body and process for producing the same | Ryuichi Kurita | 1990-10-02 |
| 4952745 | Control ACR product yields by adjustment of severity variables | Cyril Tellis, David Milks | 1990-08-28 |
| 4927793 | Proton conductive material and method of manufacturing thereof | Nobuhiro Watanabe | 1990-05-22 |
| 4892850 | Tough corundum-rutile composite sintered body | — | 1990-01-09 |
| 4746638 | Alumina-titania composite powder and process for preparing the same | Yoshio Ishii | 1988-05-24 |
| 4685937 | Composite abrasive particles for magnetic abrasive polishing and process for preparing the same | Nobuhiro Watanabe | 1987-08-11 |
| 4665040 | Alumina-zirconia ceramic powders and a method of making the same | Ryuichi Kurita | 1987-05-12 |
| 4591471 | Process and an apparatus for producing a sinterable powdery material of minute composite ceramic particles having a dual structure | — | 1986-05-27 |
| 4532224 | Composite ceramic powders and a method of making the same | — | 1985-07-30 |
| 4491482 | Powdery material of minute composite ceramic particles having a dual structure and a process and an apparatus producing thereof | — | 1985-01-01 |
| 4183306 | Hot gas recirculation type burning furnace | Toshikatsu Haga, Yukio Ito | 1980-01-15 |