Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977290 | Process for preparing oligomeric aliphatic diols, polycarbonatediols based thereon and prepolymers thereof | Hartmut Nefzger, Erika Bauer, Manfred Schmidt, Hans-Dieter Ruprecht | 2005-12-20 |