Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143651 | Zinc oxide-based composition for low and medium voltage varistors | — | 1992-09-01 |
| 4840925 | Compositions of transition metal manganites in the form of particles or ceramics, their preparation and their use in the production of thermistors | Abel Rousset, Guy Boissier, El Hadj Jabry | 1989-06-20 |