Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5288784 | Polyester composition containing vaterite-type calcium carbonate | — | 1994-02-22 |
| 5275651 | Monodisperse vaterite type calcium carbonate, its manufacturing method and method of controlling growth of particles and shape thereof | Naofumi Saito, Minoru Hanazaki, Hidehiko Nishioka, Sakae Kuroda, Masako Takahashi +2 more | 1994-01-04 |