Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11206865 | Adsorbent, filter for smoking product which is provided with said adsorbent, and smoking product provided with said filter for smoking products | — | 2021-12-28 |
| 8011373 | Method of treating tobacco extract solution to reduce magnesium ions and method of manufacturing a treated tobacco material | Koji Torikai | 2011-09-06 |