Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10434045 | Polyurea or polyurethane capsules | Yabin Lei, Lewis Michael Popplewell | 2019-10-08 |
| 10369094 | Hydrogel capsules and process for preparing the same | Yabin Lei | 2019-08-06 |
| 10226405 | Purified polyurea capsules, methods of preparation, and products containing the same | Yabin Lei, Carol Joyce | 2019-03-12 |
| 10092486 | Polyurea or polyurethane capsules | Yabin Lei, Lewis Michael Popplewell | 2018-10-09 |
| 10085925 | Polyurea capsule compositions | Yabin Lei, Lewis Michael Popplewell, John Brahms, Xiang Fei | 2018-10-02 |
| 9816059 | Stabilized capsule compositions | Volkert Willem Alexander de Villeneuve, Djurre Sijbren Postma, Elizabeth Geertruida Maria Brundel, John Brahms, Joan G. L. Pluter +4 more | 2017-11-14 |
| 9777244 | Hydrogel fragrance capsule, formulations and process for preparing the same | Yabin Lei, Xihua Lu, Carol Joyce | 2017-10-03 |
| 9763861 | Stable, flowable silica capsule formulation | Yabin Lei, Carol Joyce | 2017-09-19 |
| 9687424 | Polyurea capsules prepared with aliphatic isocyanates and amines | Yabin Lei, Carol Joyce, Lewis Michael Popplewell | 2017-06-27 |
| 6083582 | Cellulose fiber based compositions and film and the process for their manufacture | Paul L. Chen, Rongsheng Ruan, Paul Bradley Addis, Lun Yi | 2000-07-04 |
| 5817381 | Cellulose fiber based compositions and film and the process for their manufacture | Ling Chen, Rongsheng Ruan, Jack Johnson, Paul Bradley Addis, Lun Yi | 1998-10-06 |