Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46913 | Optical brightening compositions | David Puddiphatt, Cedric Klein | 2018-06-26 |
| 9951031 | Concentrated storage-stable aqueous optical brightening solutions | Cedric Klein, Frederic Reveaud, David Puddiphatt | 2018-04-24 |
| 9868858 | Optical brightening agents for high quality ink-jet printing | David Atkinson, Cristina Dominguez | 2018-01-16 |