Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6312639 | Processing aid for thermoplastic resin compositions | Raymond T. Ertle | 2001-11-06 |
| 5612386 | Blowing agent for thermoplastic and thermoset polymers | Raymond T. Ertle | 1997-03-18 |
| 5501826 | Process for manufacturing lightweight inorganic particles | Raymond T. Ertle | 1996-03-26 |
| 5424012 | Method for purging thermoplastic extruders | Raymond T. Ertle | 1995-06-13 |
| 5246654 | Intermediate composition and process for manufacturing intermediates for lightweight inorganic particles | Raymond T. Ertle | 1993-09-21 |
| 5160710 | Apparatus for continuous production of intumesced particles | Raymond T. Ertle | 1992-11-03 |