Inventor · disambiguated record
Marcello Ghirga
Also filed as: GHIRGA MARCELLO
18 granted patents·301 citations·filing 1969–1981
95Inventor score
Top patents by PatentIndex Score
18 records- 0188US4388223ACatalyst for the conversion of unsaturated hydrocarbons into diolefins or unsaturated aldehydes and nitriles, and process for preparing the sameEUTECO IMPIANTI SPA·Filed 1981·Granted Jun 14, 1983·57 cites·19 claims
- 0288US4014925AProcess for preparing methyl acrylate or mixtures of methyl acrylate and acrylic acidSIR SOC ITALIANA RESINE SPA·Filed 1974·Granted Mar 29, 1977·43 cites·16 claims
- 0385US4167548AProcess for the manufacture of a microfibrous pulp suitable for making synthetic paperSIR SOC ITALIANA RESINE SPA·Filed 1974·Granted Sep 11, 1979·39 cites·23 claims
- 0484US4343957AProcess for the production of cumeneEUTECO IMPIANTI SPA·Filed 1980·Granted Aug 10, 1982·26 cites·12 claims
- 0581US3939244AProcess for the purification of titanium tetrachlorideSIR SOC ITALIANA RESINE SPA·Filed 1972·Granted Feb 17, 1976·22 cites·14 claims
- 0671US4021533AManufacture of titanium dioxide by the sulphate process using nuclei formed by steam hydrolysis of TiCl4SIR SOC ITALIANA RESINE SPA·Filed 1975·Granted May 3, 1977·14 cites·10 claims
- 0769US3985794AProcess for the production of vinyl acetate from ethyleneSIR SOC ITALIANA RESINE SPA·Filed 1969·Granted Oct 12, 1976·15 cites·6 claims
- 0868US4324941AProcess for the production of cumeneEUTECO IMPIANTI SPA·Filed 1981·Granted Apr 13, 1982·10 cites·10 claims
- 0959US4071347ANovel composition for use in agriculture as soil improvers and fertilizers and process for their productionSIR SOC ITALIANA RESINE SPA·Filed 1975·Granted Jan 31, 1978·15 cites·9 claims
- 1059US3997600AMethod of preparing acrylic acidSIR SOC ITALIANA RESINE SPA·Filed 1974·Granted Dec 14, 1976·13 cites·14 claims
- 1155US4058389AProcess for the preparation of fertilizers and soil modifiersSIR SOC ITALIANA RESINE SPA·Filed 1977·Granted Nov 15, 1977·8 cites·12 claims
- 1255US3933686ACatalyst for the production of acrylonitrile, acrylic acid and acrolein& 0 ITALIANA RESINE S P A SOC·Filed 1973·Granted Jan 20, 1976·4 cites·1 claims
- 1348US4025549AProcess for preparing methyl acrylate or mixtures thereof with acrylic acidSIR SOC ITALIANA RESINE SPA·Filed 1974·Granted May 24, 1977·9 cites·30 claims
- 1447US3946068AProcess for the production of vinyl acetate from ethyleneSIR SOC ITALIANA RESINE SPA·Filed 1969·Granted Mar 23, 1976·5 cites·7 claims
- 1544US4100212AProcess for chlorinating linear paraffinsSIR SOC ITALIANA RESINE SPA·Filed 1975·Granted Jul 11, 1978·7 cites·5 claims
- 1643US3956376AProcess for the production of acrolein and acrylic acidSIR SOC ITALIANA RESINE SPA·Filed 1973·Granted May 11, 1976·7 cites·8 claims
- 1741US3936292ACompositions for use in agriculture as soil modifiers and their method of manufactureSIR SOC ITALIANA RESINE SPA·Filed 1974·Granted Feb 3, 1976·6 cites·8 claims
- 1832US3989742AProcess for the production of vinyl acetate from ethyleneSIR SOC ITALIANA RESINE SPA·Filed 1969·Granted Nov 2, 1976·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →