Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12269936 | Cellulose processing | Conrardus Hubertus Joseph Theeuwen, Gijsbert Adriaan Van Ingen, Franciscus Adrianus Ludovicus Maria Staps | 2025-04-08 |
| 11739197 | Cellulose processing | Conrardus Hubertus Joseph Theeuwen, Gijsbert Adriaan Van Ingen, Franciscus Adrianus Ludovicus Maria Staps | 2023-08-29 |
| 9914786 | Process to prepare crosslinked cellulose ethers, crosslinked cellulose ethers obtainable by such process and the use thereof | — | 2018-03-13 |
| 9115217 | Process to prepare crosslinked cellulose ethers, crosslinked cellulose ethers obtainable by such process and the use thereof | — | 2015-08-25 |
| 6088077 | Temperature matched retardation layer | Stephen James Picken, Andre Steenbergen, Martin Bosma | 2000-07-11 |
| 5525265 | Liquid crystalline and infrared-sensitive liquid-crystalline polyesters | Erwin W. P. Erdhuisen, John Griffiths | 1996-06-11 |
| 5426143 | Thermochromic infrared dyes | Erwin W. P. Erdhuisen, John Griffiths, Kasali A. Bello | 1995-06-20 |
| 5395910 | Liquid-crystalline polyurethanes, compositions of said liquid-crystalline polyurethanes, and a device for optical data storage comprising a liquid-crystalline polyurethane | Erwin W. P. Erdhuisen, Johan B. Reesink | 1995-03-07 |