Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840925 | Compositions of transition metal manganites in the form of particles or ceramics, their preparation and their use in the production of thermistors | Guy Boissier, El Hadj Jabry, Jean-Pierre Caffin | 1989-06-20 |
| 4808327 | Compositions of particulate magnetic oxides with a defect spinel structure, preparation thereof and application thereof | Christiane B. Salvaing, Paul Mollard, Michel Gougeon, Philippe Tailhades | 1989-02-28 |
| 4803291 | Particulate compositions of ferromagnetic metal oxalates in the form of submicronic acicular particles, the preparation of same and application thereof | Christiane B. Salvaing, Paul Mollard, Alain Manoux, Philippe Tailhades | 1989-02-07 |