Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5968998 | Dental compositions comprising bifunctional or polyfunctional acrylic-acid esters or methacrylic-acid esters | Peter Jochum, Rainer Guggenberger, Gunther Lechner | 1999-10-19 |
| 5583164 | Dental compositions comprising bifunctional or polyfunctional acrylic-acid esters or methacrylic-acid esters | Peter Jochum, Rainer Guggenberger, Gunther Lechner | 1996-12-10 |
| 5472991 | Two-stage photocuring process for a dental composition | Werner Schmitt, Peter Jochum | 1995-12-05 |
| 5250585 | Dental material in powder form, process for its preparation and use | Rainer Guggenberger, Oswald Gasser, John W. McLean, Owen Makinson | 1993-10-05 |
| 5244933 | Dental compositions which can be prepared and worked by the action of oscillations and method for the preparation thereof | Stefan Eidenbenz, Oswald Gasser, Rainer Guggenberger, Andreas Iburg, Peter Koran +5 more | 1993-09-14 |
| 5224957 | Method of providing a composition for an eye | Oswald Gasser, Erich Wanek, Rainer Guggenberger, Klaus-Peter Stefan | 1993-07-06 |
| 5154791 | Method for bonding or potting substrates | Oswald Gasser, Erich Wanek, Rainer Guggenberger | 1992-10-13 |
| 5147904 | Open-pored moldings, a process for their production and use thereof | Peter Jochum, Oswald Gasser, Manfred Holupirek, Erich Wanek, Rainer Guggenberger +1 more | 1992-09-15 |
| 5137664 | Process for the treatment of dental impressions | Oswald Gasser | 1992-08-11 |
| 5130348 | Polyether impression materials containing polyalkylene oxide derivatives | Wolf-Dietrich Zahler, Oswald Gasser | 1992-07-14 |
| 5100929 | (Polyene-polythiol) dental compositions curable with visible light | Peter Jochum, Oswald Gasser, Erich Wanek, Rainer Guggenberger | 1992-03-31 |
| 5086148 | Polyether-impression material and method for its preparation and use | Peter Jochum, Oswald Gasser, Wolf-Dietrich Zahler, Gunther Lechner, Rainer Guggenberger | 1992-02-04 |
| 5008303 | Molding composition for making casting patterns | Oswald Gasser, Rainer Guggenberger | 1991-04-16 |
| 4946901 | Polymerizable compositions, process for the preparation thereof, and use thereof as dental compositions | Gunther Lechner, Rainer Guggenberger, Oswald Gasser | 1990-08-07 |
| 4916805 | Method for the attachment of components to a circuit board using photoactuatable adhesive | Oswald Gasser, Rainer Guggenberger, Erich Wanek | 1990-04-17 |
| 4882365 | Polymerizable radiopaque dental composition | Oswald Gasser | 1989-11-21 |
| 4867790 | Dental composition containing an aziridine compound and method of preparation | Peter Jochum, Wolf-Dietrich Zahler, Oswald Gasser, Gunther Lechner | 1989-09-19 |
| 4792632 | Bisacylphosphine oxides, the preparation and use thereof | Christian Herzig | 1988-12-20 |
| 4767798 | Polymerizable radiopaque dental composition | Oswald Gasser | 1988-08-30 |
| 4737593 | Bisacylphosphine oxides, the preparation and use thereof | Christian Herzig | 1988-04-12 |