Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7897138 | Process for producing antimony pentaoxide | Teruyuki Koshi, Keitaro Suzuki | 2011-03-01 |
| 5221497 | Elongated-shaped silica sol and method for preparing the same | Yoshitane Watanabe, Mikio Ando, Kenji Tanimoto, Tsutomu Kagamimiya | 1993-06-22 |