Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5151318 | Reinforcing material | Richard Stossel, Rolf Mulhaupt, Ursula Kreibich | 1992-09-29 |
| 4956049 | Process for sizing paper with anionic hydrophobic sizing agents and cationic retention aids | Michael Bernheim, Bernardo de Sousa, Peter Rohringer | 1990-09-11 |
| 4920182 | Epoxy resin compositions containing polyester flexibilizer and metallocene complex initiator | Aloysius H. Manser, Rolf Mulhaupt | 1990-04-24 |
| 4460567 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds and their use in cosmetics | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1984-07-17 |
| 4460568 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds, their preparation, and their use in cosmetics | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1984-07-17 |
| 4460569 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds and their use in cosmetics | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1984-07-17 |
| 4460570 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds and their use in cosmetics | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1984-07-17 |
| 4454114 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds, and their use in cosmetics for the hair | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1984-06-12 |
| 4440744 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds, and their use in cosmetics | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1984-04-03 |
| 4419344 | Quaternary, copolymeric, high molecular weight ammonium salts based on acrylic compounds, their preparation, and their use in cosmetics | Hubert Meindl, Laszlo Moldovanyi, Charles Fearnley | 1983-12-06 |
| 4393886 | Mixtures of quaternary, polymeric, high molecular weight ammonium salts, which are based on acrylic compounds, and surfactants, their preparation, and their use in cosmetics | Laszlo Moldovanyi, Charles Fearnley, Hubert Meindl | 1983-07-19 |