Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10265551 | Use of a composition and process involving the use of a non-hydroxide base and a protein denaturant with heat for relaxing or straightening hair | Nghi Van Nguyen, Katherine Natalie Barger, David W. Cannell | 2019-04-23 |
| 9211424 | Use of a non-hydroxide base with heat for relaxing or straightening hair | Nghi Van Nguyen, David W. Cannell, Sawa Hashimoto | 2015-12-15 |
| 8658140 | Compositions and methods for treating keratinous substrates | Nghi Van Nguyen, David W. Cannell, Sawa Hashimoto | 2014-02-25 |
| 8648023 | Process for inhibiting dyed hair fibers from losing their color during shampooing | Nghi Van Nguyen, David W. Cannell, Katherine Natalie Barger | 2014-02-11 |
| 8603448 | Use of a non-hydroxide base with heat for relaxing or straightening hair | Nghi Van Nguyen, David W. Cannell, Sawa Hashimoto | 2013-12-10 |
| 8524206 | Aqueous polyamine-containing carrier systems for water-insoluble materials | David W. Cannell, Sawa Hashimoto, Katherine Natalie Barger, Nghi Van Nguyen | 2013-09-03 |
| 8367047 | Hair compositions | Nghi Van Nguyen, David W. Cannell | 2013-02-05 |
| 8236743 | Process for inhibiting dyed hair fibers from losing their color during shampooing | Nghi Van Nguyen, David W. Cannell, Katherine Natalie Barger | 2012-08-07 |
| 8128917 | Aqueous polyamine-containing carrier systems for water-insoluble materials | David W. Cannell, Sawa Hashimoto, Katherine Natalie Barger, Nghi Van Nguyen | 2012-03-06 |
| 8128915 | Aqueous fatty monoamine-containing carrier systems for water -insoluble materials | David W. Cannell, Sawa Hashimoto, Katherine Natalie Barger, Lydia Lanzetta, Nghi Van Nguyen | 2012-03-06 |
| 8128916 | Aqueous fatty quaternary amine-containing carrier systems for water-insoluble materials | David W. Cannell, Sawa Hashimoto, Katherine Natalie Barger, Lydia Lanzetta, Nghi Van Nguyen | 2012-03-06 |
| 7727288 | Process for styling dyed hair and inhibiting its color loss during shampooing | Nghi Van Nguyen, David W. Cannell, Sawa Hashimoto | 2010-06-01 |
| 7699897 | Method of coloring hair | Nghi Van Nguyen, David W. Cannell, Sawa Hashimoto | 2010-04-20 |
| 7608569 | Process for inhibiting hair from becoming frizzy using a polyethyleneimine/anionic silicone mixture | Nghi Van Nguyen, David W. Cannell, Sawa Hashimoto, Katherine Natalie Barger | 2009-10-27 |
| 7449029 | Composition and process for color hair | Nghi Van Nguyen, David W. Cannell, Katherine Natalie Barger | 2008-11-11 |
| 6558697 | Compositions and methods for treating hair and skin using aqueous delivery systems | David W. Cannell, Hitrendra Mathur, Nghi Van Nguyen | 2003-05-06 |
| 6524614 | Compositions and methods for controlling deposition of water-insoluble ingredients | David W. Cannell, Nghi Van Nguyen, Hitendra Mathur | 2003-02-25 |
| 6221389 | Aqueous carrier systems for water-insoluble materials | David W. Cannell, Hiten Mathur, Nghi Van Nguyen, Mick Swanborough, Mohamed Kanji +2 more | 2001-04-24 |
| 6015574 | Lipophilic carrier systems | David W. Cannell, Hitren Mathur, Nghi Van Nguyen | 2000-01-18 |