Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6995212 | Flame retardant, thermoplastic polycarbonate molding compositions | James Y. J. Chung | 2006-02-07 |
| 6730748 | Thermoplastic polycarbonate compositions having high toughness | James Y. J. Chung, Michael Erkelenz, Melanie Moethrath, Klaus Horn | 2004-05-04 |
| 6323280 | Flame retardant polycarbonate blends | Sivaram Krishnan, Roger J. White | 2001-11-27 |
| RE37200 | Color-stable polycarbonate composition and articles molded therefrom | Kevin Dunay, Sivaram Krishnan | 2001-05-29 |
| 6180702 | Flame retardant polycarbonate composition | James Y. J. Chung, Sivaram Krishnan | 2001-01-30 |
| 5484828 | Color-stable polycarbonate composition and articles molded therefrom | Kevin Dunay, Sivaram Krishnan | 1996-01-16 |
| 5137949 | Polydiorganosiloxane-polycarbonate block co-codensates with improved protection against UV light | Hans-Josef Buysch, Wolfgang Nising, Thomas Scholl | 1992-08-11 |
| 5032661 | Thermoplastic polyester-carbonate/polysiloxane block copolymers | Volker Serini, Werner Nouvertne, Ulrich Grigo, Dieter Freitag | 1991-07-16 |
| 4948666 | Stain resistant polycarbonate panels | Sivaram Krishnan, Larry D. Sarver | 1990-08-14 |
| 4880864 | Thermoplastic polycarbonates and blends with enhanced flame retardant properties | Ronald L. Price, Sivaram Krishnan | 1989-11-14 |
| 4879342 | Thermoplastic polycarbonate moulding compositions | Hans-Jurgen Kress, Horst Peters, Christian Lindner, Josef Buekers | 1989-11-07 |
| 4861829 | Thermoplastic polycarbonate moulding materials | Hans-Jurgen Kress, Horst Peters, Christian Lindner, Josef Buekers | 1989-08-29 |
| 4804692 | Gamma-radiation resistant polycarbonate compositions | Charles E. Lundy, Sivaram Krishnan | 1989-02-14 |
| 4794141 | Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers | Ulrich Grigo, Peter Muller, Werner Nouvertne | 1988-12-27 |
| 4782115 | Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers | Hans-Jurgen Kress, Wolfgang Stix, Christian Lindner, Dieter Neuray, Werner Nouvertne | 1988-11-01 |
| 4777212 | Thermoplastic polycarbonate moulding compositions | Hans-Jurgen Kress, Horst Peters, Christian Lindner, Josef Buekers | 1988-10-11 |
| 4746701 | Thermoplastics moulding compositions based on polysiloxane/polycarbonate block copolymers | Hans-Jurgen Kress, Horst Peters, Jochen Schoeps, Karl-Heinz Ott | 1988-05-24 |
| 4732949 | Polydiorganosiloxane/polycarbonate block copolymers | Werner Nouvertne, Hartmut Lower, Mark W. Witman, Ulrich Grigo | 1988-03-22 |
| 4681922 | Thermoplastic polysiloxane-polyester (carbonate) block copolymers, their preparation and use | Manfred Schmidt, Dieter Freitag, Dietrich Rathmann | 1987-07-21 |
| 4600632 | UV-stabilized polycarbonate mouldings | Hartmut Lower, Peter Muller, Mark W. Witman, Siegfried Storp | 1986-07-15 |
| 4584360 | Process for the preparation of polydiorganosiloxanes containing hydroxyaryloxy terminal groups | Werner Nouvertne, Dieter Neuray, Helmut Steinberger, Wolfgang Grape | 1986-04-22 |
| 4569970 | Thermoplastic moulding compositions based on polysiloxane/polycarbonate block copolymers | Hans-Jurgen Kress, Wolfgang Stix, Christian Lindner, Dieter Neuray, Werner Nouvertne | 1986-02-11 |