Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5011886 | Process for producing modified phenolic resin bonding agents and use thereof for producing particle board | Adolf Buschfeld, Matthias Lattekamp, Hans-Heinz Schittek | 1991-04-30 |
| 4525227 | Process for the manufacture of multi-layer particle board using a phenol formaldehyde resin having a lower solids content | Hans-Heinz Schittek, Adolf Buschfeld | 1985-06-25 |
| 4244906 | Process for making phenol-aldehyde resins | Karl-Heinz Heinemann, Georg Michalczyk | 1981-01-13 |