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ZIMPRO INC

Overview
  • Total Patents
    25
About

ZIMPRO INC has a total of 25 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets environmental technology, machines and chemical engineering are ENVIROTECH SYST, TEUFERT FRIEDRICH and TIANJIN NEW ENVIRONMENTAL PROT ENGINEERING CO LTD.

Patent filings in countries

World map showing ZIMPRO INCs patent filings in countries

Patent filings per year

Chart showing ZIMPRO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ellis Claude E 5
#2 Copa William Marvin 4
#3 Hoffman Clarence Anthony 4
#4 Bauer Gerald L 4
#5 Mayer Michael Ralph 4
#6 Ely Robert B 3
#7 Uiriamu Emu Kopa 2
#8 Dietrich Marvin J 2
#9 Adams Neal J 2
#10 Hoffman Mark C 2

Latest patents

Publication Filing date Title
AU7361687A Improvement in treatment of alkaline black liquor
US4778598A Separation of ash from regenerated adsorbent
US4693831A Rise-rate control of pulsed-bed granular medium filters
US4735729A Ash concentration and disposal method
US4693827A Process for protection of biological nitrification systems
US4626354A Method for anaerobic treatment of high strength liquors
US4505210A Multiple hearth furnace chamber
CA1219385A Submerged oxygen inlet nozzle for injection of oxygen into wet oxidation reactor
US4524049A Process for concurrent steam generation and metal recovery
US4517906A Method and apparatus for controlling auxiliary fuel addition to a pyrolysis furnace
US4620563A Blowdown pot for a reactor
CA1215316A Oil reclamation process