Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9211424 | Use of a non-hydroxide base with heat for relaxing or straightening hair | Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino | 2015-12-15 |
| 9186314 | Compositions and methods for sealing the surface of keratinous substrates | Nghi Van Nguyen, Siliu Tan | 2015-11-17 |
| 9044416 | Cosmetic compositions containing phenolic compounds | Nghi Van Nguyen | 2015-06-02 |
| 8802071 | Compositions containing a fatty quaternary amine, a nonionic surfactant, and a carboxylate compound for lifting color and/or imparting shine onto keratinous substrates | Siliu Tan, Nghi Van Nguyen | 2014-08-12 |
| 8802070 | Compositions containing a phospholipid, a nonionic surfactant, and an anionic silicone for lifting color and/or imparting shine onto keratinous substrates | Siliu Tan, Nghi Van Nguyen | 2014-08-12 |
| 8802069 | Compositions containing a phospholipid, a nonionic surfactant, and a carboxylate compound for lifting color and/or imparting shine onto keratinous substrates | Siliu Tan, Nghi Van Nguyen | 2014-08-12 |
| 8795645 | Compositions containing a fatty quaternary amine, a nonionic surfactant, and an anionic silicone for lifting color and/or imparting shine onto keratinous substrates | Siliu Tan, Nghi Van Nguyen | 2014-08-05 |
| 8795644 | Compositions containing a phospholipid, a nonionic surfactant, and a phosphate ester for lifting color and/or imparting shine onto keratinous substrates | Siliu Tan, Nghi Van Nguyen | 2014-08-05 |
| 8758735 | Compositions containing a fatty quaternary amine, a nonionic surfactant, and a phosphate ester for lifting color and/or imparting shine onto keratinous substrates | Siliu Tan, Nghi Van Nguyen | 2014-06-24 |
| 8658140 | Compositions and methods for treating keratinous substrates | Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino | 2014-02-25 |
| 8637489 | Clear carrier compositions for lipophilic compounds, and method of treating keratinous substrates using such compositions | Nghi Van Nguyen, David W. Cannell | 2014-01-28 |
| 8603448 | Use of a non-hydroxide base with heat for relaxing or straightening hair | Nghi Van Nguyen, David W. Cannell, Cynthia Chong Espino | 2013-12-10 |
| 8597668 | Clear carrier compositions for lipophilic compounds, and method of treating keratinous substrates using such compositions | Nghi Van Nguyen, David W. Cannell | 2013-12-03 |
| 8540782 | Emulsion dyeing composition containing at least one quarternary amine, at least one nonionic surfactant and at least one carboxylic acid and method of using the same | Nghi Van Nguyen, Siliu Tan | 2013-09-24 |
| 8529636 | Emulsion dyeing composition containing at least one phospholipid, at least one nonionic surfactant and at least one silicone, and method of using same | Nghi Van Nguyen, Siliu Tan | 2013-09-10 |
| 8523954 | Emulsion dyeing composition containing at least one polyamine, at least one nonionic surfactant and at least one silicone, and method of using same | Nghi Van Nguyen, Siliu Tan | 2013-09-03 |
| 8524206 | Aqueous polyamine-containing carrier systems for water-insoluble materials | David W. Cannell, Cynthia Chong Espino, Katherine Natalie Barger, Nghi Van Nguyen | 2013-09-03 |
| 8523955 | Emulsion dyeing composition containing at least one fatty quaternary amine, at least one nonionic surfactant and at least one silicone, and method of using same | Nghi Van Nguyen, Siliu Tan | 2013-09-03 |
| 8518124 | Emulsion dyeing composition containing at least one quaternary amine, at least one nonionic surfactant and at least one phosphate ester, and method of using same | Nghi Van Nguyen, Siliu Tan | 2013-08-27 |
| 8518125 | Emulsion dyeing composition containing at least one phospholipid, at least one nonionic surfactant and at least one carboxylic acid, and method of using same | Nghi Van Nguyen, Tan Siliu | 2013-08-27 |
| 8512419 | Emulsion dyeing composition containing at least one phospholipid, at least one nonionic surfactant and at least one phosphate ester, and method of using same | Nghi Van Nguyen, Siliu Tan | 2013-08-20 |
| 8506650 | Emulsion dyeing composition containing at least one polyamine, at least one nonionic surfactant and at least one phosphate ester, and method of using same | Nghi Van Nguyen, Siliu Tan, Frederic Cervantes | 2013-08-13 |
| 8475778 | Aqueous polyamine-containing anti-frizz composition for hair | Nghi Van Nguyen, David W. Cannell | 2013-07-02 |
| 8398723 | Emulsion dyeing composition containing at least one quaternary amine, at least one nonionic surfactant and at least one phosphate ester, and method of using same | Nghi Van Nguyen, Siliu Tan, Frederic Cervantes | 2013-03-19 |
| 8394152 | Emulsion dyeing composition containing at least one amine, at least one nonionic surfactant and at least one carboxylic acid, and method of using same | Nghi Van Nguyen, Siliu Tan, Frederic Cervantes | 2013-03-12 |