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STOPPANI LUIGI SPA

Overview
  • Total Patents
    151
About

STOPPANI LUIGI SPA has a total of 151 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Italy and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, environmental technology and organic fine chemistry are NEHEZVEGYIPARI KI, THWAITES JOHN HERBERT and KEMPENSCHE ZINK.

Patent filings per year

Chart showing STOPPANI LUIGI SPAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Perrone Diego 46
#2 Bruzzone Giuseppe 35
#3 Ghelli Giovanni 26
#4 Bonati Stefano 13
#5 Bruschi Enrico 12
#6 Monteleone Francesco 11
#7 Merello Giovanni 11
#8 Frediani Lido 11
#9 Barbon Alessandro 10
#10 Parodi Alfredo 10

Latest patents

Publication Filing date Title
US6596064B2 Biocidal-antifouling agents with low ecotoxicity index
WO0128328A1 Biocidal-antifouling agents with low ecotoxicity index
ITMI991356D0 VITAMIN K ADDUCT, PARTICULARLY SUITABLE AS A VITAMIN SUPPLEMENT FOR FEED
EP0860519A1 Chromium plating from baths catalyzed with alkanedisulfonic-alkanesulfonic compounds with inhibitors such as aminoalkanesulfonic acids and heterocyclic bases
WO9705301A1 Polychromate chromium-plating process and bath
CZ170394A3 Process and apparatus for reducing hexavalent chromium contained in a residue from chrome ore dressing process
EP0465907A1 Method and composition for stimulating the growth of vegetables
RU2084403C1 Method of preparing alkali metal chromates and apparatus for oxidative disaggregation of minerals
US5110360A Product capable of inhibiting the corrosion of the reinforcements present in concrete or cement mortar and related process
EP0406234A1 Process for recovering chromic anhydride from exhausted aqueous chromium plating bath solutions with exploitation of the recovered chromium.
JPS61158825A Flake-form anhydrous sodium bichromate, manufacture in industrial scale and apparatus therefor
EP0098995A1 Adduct of mutually stabilizing menadione and thiamine
IE831278L Improved tanning material containing basic chromic sulfate and mercaptoacetic acid
US4419515A Two stage process for preparing 2,6-pyridinedicarboxylic acid
US4401573A Continuous process for the removal of chromium from waste waters and valorization of the recovered chromium
DE2855851A1 ADDUCTS OF VITAMIN-K COMPOUNDS AND STABILIZING VITAMIN COMPOUNDS AND METHOD FOR THE PRODUCTION THEREOF
CA1099723A Highly selective oxidizing process for preparing pyridincarboxylic acids
DE2813417A1 PROCESS FOR THE PREPARATION OF 2,6-PYRIDINDICARBONIC ACID
KR800001327B1 Method for decontaminating waste material from chromium mineral processing by wet treatment with sulphur
KR800000426B1 Method for recovering and exploiting waste of the chromic anhydride production