Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5872882 | Non-linear optical polycarbonates | Richard Herman Woudenberg, Tjerk Oedse Boonstra, Johannes Wilhelm Ladage | 1999-02-16 |
| 5688896 | Non-linear optically active polycarbonate | Tjerk Oedse Boonstra | 1997-11-18 |
| 5588083 | Non-linear optically active polycarbonate | Tjerk Oedse Boonstra | 1996-12-24 |
| 4374938 | Process for the degradation of polymers | Willem F. Verhelst | 1983-02-22 |
| 4351935 | Thermosetting coating composition containing a blocked acid catalyst | Johan B. Reesink, Hendrik J. Hageman | 1982-09-28 |