Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499490 | METHOD FOR PRODUCING A HEAT-IRREVERSIBLY COAGULATED GLUCAN SHEET CONTAINING A LEAF TOBACCO EXTRACT AND METHOD FOR PRODUCING A TOBACCO FLAVOR-GENERATING MEDIUM USING A HEAT-IRREVERSIBLY COAGULATED GLUCAN SHEET | Yutaka Saito | 2002-12-31 |
| 6109272 | Method for producing a tobacco flavor-tasting article | Yutaka Saito | 2000-08-29 |
| 5845649 | Flavor-tasting article | Yutaka Saito, Ryuichi Suzuki, Hiroshi Ichinose | 1998-12-08 |
| 5778899 | Smoking article | Yutaka Saito, Ryuichi Suzuki, Hiroshi Ichinose | 1998-07-14 |
| 4195649 | Tobacco smoke filter | Katsuichi Noguchi, Kazuo Maeda, Minoru Hirai, Kazuo Izumi, Kenji Niijima | 1980-04-01 |