Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8790581 | Alumina-silica-based fiber, ceramic fiber, ceramic fiber complex, retaining seal material, production method thereof, and alumina fiber complex production method | Kazutomo Tanahashi, Masakage Doushita | 2014-07-29 |
| 8540941 | Alumina-silica-based fiber, ceramic fiber, ceramic fiber complex, retaining seal material, production method thereof, and alumina fiber complex production method | Kazutomo Tanahashi, Masakage Doushita | 2013-09-24 |
| 8303901 | Alumina-silica-based fiber, ceramic fiber, ceramic fiber complex, retaining seal material, production method thereof, and alumina fiber complex production method | Kazutomo Tanahashi, Masakage Doushita | 2012-11-06 |
| 7790121 | Alumina-silica-based fiber, ceramic fiber, ceramic fiber complex, retaining seal material, production method thereof, and alumina fiber complex production method | Kazutomo Tanahashi, Masakage Doushita | 2010-09-07 |