Shimamoto; Syu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shimamoto; Syu.The latest application filed is for "method for producing a tobacco filter material".
- Shimamoto; Syu - The Hague JP
- Shimamoto; Syu - Hyogo JP
- Shimamoto; Syu - Himeji JP
| Patent | Date |
|---|---|
| Method for producing a tobacco filter material Grant 6,344,239 - Asai , et al. February 5, 2 | 2002-02-05 |
| Fatty acid ester of cellulose, cellulose diacetate and processes for the preparation thereof Grant 5,977,346 - Saka , et al. November 2, 1 | 1999-11-02 |
| Tobacco smoke filter materials, fibrous cellulose esters, and production processes Grant 5,863,652 - Matsumura , et al. January 26, 1 | 1999-01-26 |
| Tobacco filter material and a method for producing the same Grant 5,856,006 - Asai , et al. January 5, 1 | 1999-01-05 |
| Tobacco smoke filter materials, fibrous cellulose esters, and production processes Grant 5,692,527 - Matsumura , et al. December 2, 1 | 1997-12-02 |
| Tobacco filter material and a tobacco filter as produced using the same Grant 5,678,577 - Matsumura , et al. October 21, 1 | 1997-10-21 |
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