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MACEDO PEDRO B

Overview
  • Total Patents
    156
About

MACEDO PEDRO B has a total of 156 patent applications. Its first patent ever was published in 1974. It filed its patents most often in United States, Canada and Japan. Its main competitors in its focus markets materials and metallurgy, machines and engines, pumps and turbines are LITOVITZ T, MACEDO PEDRO and SCHAUMGLASWERK TAUBENBACH VEB.

Patent filings per year

Chart showing MACEDO PEDRO Bs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Macedo Pedro B 66
#2 Litovitz Theodore A 34
#3 Simmons Joseph H 23
#4 Buarque De Macedo Pedro M 19
#5 Hojaji Hamid 17
#6 Barkatt Aaron 17
#7 Simmons Catherine J 14
#8 Lagakos Nicholas 13
#9 Mohr Robert K 13
#10 Macedo P B 8

Latest patents

Publication Filing date Title
WO2008021406A2 Ceramic catalyst
US8453400B2 Prestressed, strong foam glass tiles
US4902426A Ion exchange compositions
US4876232A Supported heteropolycyclic compounds in the separation and removal of late transition metals
US4737316A Purification of contaminated liquid
US4648975A Process of using improved silica-based chromatographic supports containing additives
US4654146A Ion exchanger to separate heavy alkali metal ions
JPS6086053A Glass product
US4687581A Method of separating and purifying cations by ion exchange with regenerable porous glass
US4659512A Fixation of dissolved metal species with a complexing agent
US4659477A Fixation of anionic materials with a complexing agent
CA1193620A Optical waveguide and method and compositions for producing same
US4552577A Method of producing shaped foamed-glass articles
US4591455A Purification of contaminated liquid
WO8301441A1 Method and composition for making foam glass from diatomaceous earth and fly ash
US4544499A Fixation by anion exchange of toxic materials in a glass matrix
US4443700A Optical sensing apparatus and method
US4528011A Immobilization of radwastes in glass containers and products formed thereby
US4362542A Method of producing a strong optical fiber
CA1150737A Optical waveguide and method and compositions for producing same