Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5599876 | Composition and procedure for the preparation of organic glasses | Fiorenzo Renzi, Franco Rivetti, Pietro Allegrini | 1997-02-04 |
| 5286816 | Organic glass with improved impact strength and with a refractive index equal or similar to that of mineral glass | Franco Rivetti, Fiorenzo Renzi | 1994-02-15 |
| 5204430 | Liquid polymerizable composition for the production of high refractive index optical articles | Fiorenzo Renzi, Franco Rivetti, Ugo Romano, Umberto Sgambato | 1993-04-20 |
| 5196492 | Polymerizable composition comprising poly(allyl carbonate) of polyhydroxy compound and polyhydroxy compound | Fiorenzo Renzi, Franco Rivetti | 1993-03-23 |
| 5128384 | Process for preparing organic glasses | Fiorenzo Renzi, Franco Rivetti, Ugo Romano | 1992-07-07 |
| 4812545 | Process for the preparation of substitutes for optical glasses and polymerizable liquid composition suitable to that purpose | Fiorenzo Renzi, Franco Rivetti, Ugo Romano | 1989-03-14 |
| 4713433 | Liquid and polymerizable composition suitable for the production of organic glasses endowed with high abrasion strength | Fiorenzo Renzi, Franco Rivetti, Ugo Romano | 1987-12-15 |
| 4521577 | Liquid polymerizable compositions of a carbonate oligomer, an allylcarbonate and vinyl acetate | Ugo Romano, Fiorenzo Renzi, Franco Rivetti | 1985-06-04 |