Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831137 | Impact resistant transparent polyamide alloys | Manfred Hewel | 2004-12-14 |
| 6277911 | Transparent, colorless, amorphous copolyamides and molded articles made therefrom | — | 2001-08-21 |
| 5917001 | Lens for lighting systems | Susanne Laederach | 1999-06-29 |
| 5773558 | Transparent, colorless, amorphous polyamides and molded articles | — | 1998-06-30 |
| 5591495 | Copolyamide barrier layer and reusable packaging elements made therewith | Manfred Hewel | 1997-01-07 |
| 5418068 | Multi-layer composite for reusable multi-layer packs | Hans-Jorg Caluori, Manfred Hewel | 1995-05-23 |
| 5321079 | Impact resistant polyamide compositions | Manfred Hoppe | 1994-06-14 |
| 5321119 | Impact resistant polyamide compositions | Manfred Hoppe | 1994-06-14 |
| 5177144 | Impact-resistant and rigid polyamide compositions | Manfred Hoppe | 1993-01-05 |
| 4847356 | Transparent copolyamide from bis(4-amino-3,5-diethyl cyclohexyl) methane | Manfred Hoppe | 1989-07-11 |
| 4767811 | Thermoplastic polyamide moulding material having reduced water uptake containing epoxy compound | Manfred Hoppe | 1988-08-30 |
| 4731421 | Transparent copolyamide from bis(4-amino-3,5-diethyl cyclohexyl) methane | Manfred Hoppe | 1988-03-15 |