Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8815789 | Metal bleach catalysts | Adam Phillip Robinson-Miller, Robert Richard Dykstra, Gregory Scot Miracle | 2014-08-26 |
| 8673273 | Hair straightening composition comprising urea | Paul Carpenter, Cheryl Anne Taylor | 2014-03-18 |
| 7049278 | Composition and method for bleaching a substrate | Ronald Hage, Ton Swarthoff, David William Thornthwaite | 2006-05-23 |
| 6696403 | Composition and method for bleaching a substrate | Riccardo Filippo Carina, Michel Delroisse, Ronald Hage | 2004-02-24 |
| 6649582 | Bleach catalysts and formulations containing them | Frédéric Banse, Riccardo Filippo Carina, Michel Delroisse, Jean-Jacques Girerd, Ronald Hage +1 more | 2003-11-18 |
| 6638901 | Composition and method for bleaching a substrate | Ronald Hage, Ton Swarthoff, David William Thornthwaite | 2003-10-28 |
| 6537959 | Bleach catalyst and composition and method for bleaching a substrate | Adrianus Appel, Ronald Hage, Stephen W. Russell | 2003-03-25 |
| 6432900 | Ligand and complex for catalytically bleaching a substrate | Adrianus Appel, Ronald Hage, Robin Stefan Twisker | 2002-08-13 |