Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803392 | Photoinitiator formulations | Beat Michael Aebli, Martin Holer, Ernst Eckstein, Jean-Pierre Wolf | 2004-10-12 |
| 6653324 | Stabilization of wood substrates | Clemens Auschra, Glen T. Cunkle, Peter Nesvadba, Raymond Seltzer | 2003-11-25 |
| 6548121 | Method for producing adhesive surface coatings | Michael Bauer, Martin Kunz, Ljubomir Misev | 2003-04-15 |
| 6486228 | Mono-and Bis-acylphosphine oxide photoinitiator combinations | Jean-Pierre Wolf, Andre Litzler, Guido Tolotti, Nils Hoeck | 2002-11-26 |
| 6361925 | Photoinitiator mixtures and compositions with alkylphenylbisacylphosphine oxides | David G. Leppard, Andreas Valet | 2002-03-26 |
| 6284813 | Alkylphenylbisacylphosphine oxides and photoinitiator mixtures | David G. Leppard, Andreas Valet | 2001-09-04 |
| 6251963 | Photoinitiator combinations | Jean-Pierre Wolf, Andre Litzler, Guido Tolotti, Nils Hoeck | 2001-06-26 |
| 6048660 | Non-volatile phenylglyoxalic esters | David G. Leppard | 2000-04-11 |
| 6020528 | Alkylphenylbisacylphosphine oxides and photoinitiator mixtures | David G. Leppard, Andreas Valet | 2000-02-01 |
| 5965776 | Alkoxyphenyl-substituted bisacylphosphine oxides | David G. Leppard | 1999-10-12 |
| 5942290 | Molecular complex compounds of acylphosphine oxide and .alpha.-hydroxy ketones as photoinitiators | David G. Leppard, Thomas L. James, Nils Hock, Ronald Salathe | 1999-08-24 |
| 5860186 | Lift-controlled windscreen wiper device | Oliver Schael, Alessandro Ortale | 1999-01-19 |
| 5837746 | Coreactive photoinitiators | Jorg Ohngemach, Eike Poetsch, Rudolf Eidenschink, Gerhard Greber, Dieter Dorsch +3 more | 1998-11-17 |
| 5767169 | Photopolymerizable compositions comprising alkoxyphenyl-substituted bisacylphosphine oxides | David G. Leppard | 1998-06-16 |
| 5744512 | Coreactive photoinitiators | Jorg Ohngemach, Eike Poetsch, Rudolf Eidenschink, Gerhard Greber, Dieter Dorsch +3 more | 1998-04-28 |
| 5723512 | Dimeric bisacylphosphines, oxides and sulfides | David G. Leppard | 1998-03-03 |
| 5721292 | Acylphosphine oxides | David G. Leppard, Gebhard Hug | 1998-02-24 |
| 5534559 | Daylight curing compositions containing bisacylphosphine oxide photoinitiators | David G. Leppard, Ljubomir Misev | 1996-07-09 |
| 5532112 | Coreactive photoinitators | Jorg Ohngemach, Eike Poetsch, Rudolf Eidenschink, Gerhard Greber, Dieter Dorsch +3 more | 1996-07-02 |
| 5472992 | Photopolymerizable compositions containing an alkylbisacylphosphine oxide | David G. Leppard, Ljubomir Misev | 1995-12-05 |
| 5399770 | Alkylbisacylphosphine oxides | David G. Leppard, Ljubomir Misev | 1995-03-21 |
| 5369140 | Radiation curable light-stablised compositions | Andreas Valet | 1994-11-29 |
| 5368985 | Bisacylphosphine sulfides | Werner Rutsch, Gebhard Hug | 1994-11-29 |
| 5341058 | Electric motor | Roland Kuder | 1994-08-23 |
| 5071732 | Two-layer system | Eike Poetsch, Jorg Ohngemach, Dieter Dorsch, Rudolf Eidenschink, Gerhard Greber | 1991-12-10 |