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PRAXAIR TECHNOLOGY INC

Overview
  • Total Patents
    7,883
  • GoodIP Patent Rank
    1,793
  • Filing trend
    ⇧ 60.0%
About

PRAXAIR TECHNOLOGY INC has a total of 7,883 patent applications. It increased the IP activity by 60.0%. Its first patent ever was published in 1984. It filed its patents most often in EPO (European Patent Office), United States and Canada. Its main competitors in its focus markets chemical engineering, environmental technology and materials and metallurgy are UNION CARBIDE IND GASES TECH, AIR PROD & CHEM and AFRICAN OXYGEN LTD.

Patent filings per year

Chart showing PRAXAIR TECHNOLOGY INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bonaquist Dante Patrick 453
#2 Kobayashi Hisashi 353
#3 Prasad Ravi 343
#4 Drnevich Raymond Francis 257
#5 Arman Bayram 221
#6 Gottzmann Christian Friedrich 205
#7 Smolarek James 181
#8 Howard Henry Edward 179
#9 Acharya Arun 172
#10 Anderson John Erling 155

Latest patents

Publication Filing date Title
WO2021046321A1 Method and apparatus for an improved carbon monoxide cold box operation
WO2021076226A1 System and method for the production of argon in an air separation plant facility or enclave having multiple cryogenic air separation units
WO2021034596A1 Temperature control using applied electromagnetic fields
WO2020231692A1 Method and system for filling thermally insulated containers with liquid carbon dioxide
WO2020226955A1 Method for synthesis gas purification
WO2020236348A1 Method of carrying out combustion in a furnace with thermochemical regeneration
WO2020205131A1 Valve integrated pressure regulator (vipr) for dispensing a gas from a compressed gas cylinder
WO2020209936A1 Core-shell composite adsorbent for use in hydrogen and helium psa processes
WO2020160347A1 Erosion and corrosion resistant overlay coating systems for protection of metal components
WO2020167410A1 Method of determining diametrical growth of reformer tubes
WO2020081209A1 Flue gas recycle method for thermochemical regeneration
WO2020051083A1 Method of cooling particulate material with nitrogen
WO2020046884A1 Modified dry ice systems and methods for preserving perishable items within a single holding volume
WO2020091855A1 Modular vacuum insulated piping
KR20210011440A Large crystal adsorbent adjustable
CN112292566A Multifunctional fluid burner
WO2020006184A1 Tail gas heating within psa surge tank
AU2019285736A1 Helical device for cooling or heating
WO2020050885A1 Cryogenic air separation unit with flexible liquid product make
WO2019226435A1 Otm syngas panel with gas heated reformer