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ERVIN IND INC

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    230,472
About

ERVIN IND INC has a total of 26 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, machines and machine tools are NWM DE KRUITHOORN BV, SINTERFIRE INC and KENT CARTRIDGE MFG.

Patent filings per year

Chart showing ERVIN IND INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hash Mark C 6
#2 Pearson Trent 6
#3 Kuehn Udo 6
#4 Kwolek William S 3
#5 May Harold V 3
#6 Pearson James Trent 2
#7 Politz John Turner 2
#8 Yuudo Kiyuun 1
#9 Jiyon Toonaa Pouritsutsu 1
#10 Politz J T 1

Latest patents

Publication Filing date Title
US9188416B1 Lead-free, corrosion-resistant projectiles and methods of manufacture
US2015107480A1 Lead-free projectiles and methods of manufacture
WO2013052170A1 Cost-effective high-volume method to produce metal cubes with rounded edges
CA2786331A1 Frangible, ceramic-metal composite objects and methods of making the same
US2011162550A1 Frangible, ceramic-metal composite objects and methods of making the same
CA1214916A Method and apparatus for removing excess material from sand cores
AU1262383A Apparatus for de-finning metal castings
US4336672A Centrifugal blasting apparatus
US4329819A Centrifugal blasting apparatus
US4047334A Blast cleaning machine