Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5419159 | Article of jewelry | — | 1995-05-30 |
| 5164026 | Coloring a gold alloy | — | 1992-11-17 |
| 5059255 | Coloring a gold alloy | — | 1991-10-22 |
| 4522809 | Process for obtaining lipid envelope virus sub-units, notably antigens for use as vaccines, the products obtained and their applications | Philippe Adamowicz | 1985-06-11 |
| 4461645 | Method of and apparatus for the cooling of white cement clinker | Gunter Roth, Wolfram Quittkat, Dieter Frank, Wilhelm Grassmann | 1984-07-24 |
| 4335214 | Process for purifying particles of biological origin, particularly the surface antigen of the virus of hepatitis B (AgHBs) | Philippe Adamowicz, Alberte Platel nee Bonnet | 1982-06-15 |