Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342876 | Spherical granules of porous silica or silicate, process for the production thereof, and applications thereof | Kiyoshi Abe, Kazuhiko Suzuki, Hiroshi Ogawa | 1994-08-30 |