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PREC METALSMITHS INC

Overview
  • Total Patents
    47
About

PREC METALSMITHS INC has a total of 47 patent applications. Its first patent ever was published in 1956. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets materials and metallurgy, macromolecular chemistry and polymers and control are CAO BOHAI, LAEMPE & MOESSNER GMBH and BENGBU HONGAN PREC MACHINERY CO LTD.

Patent filings in countries

World map showing PREC METALSMITHS INCs patent filings in countries
# Country Total Patents
#1 United States 22
#2 Germany 11
#3 United Kingdom 9
#4 Switzerland 4
#5 Netherlands 1

Patent filings per year

Chart showing PREC METALSMITHS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Horton Robert A 13
#2 Watts Claude H 9
#3 Horton Robert Andrew 7
#4 Harrison Watts Claude 5
#5 Watts Claude Harrison 5
#6 Claude Harrison Watts 4
#7 Michael Daskivich 3
#8 Tetlow April R 2
#9 Blazek William S 1
#10 Daugherty Donald A 1

Latest patents

Publication Filing date Title
US6949136B2 High temperature investment material and method for making solid investment molds
US2005070650A1 Pattern material
US6746528B1 High temperature investment material and method for making solid investment molds
US6638137B1 Removing investment casting gates
CH506353A Investment casting sprue construction for lost pattern proc - lost pattern process
GB1140158A Process of investment casting
GB1140159A Process of investment casting
GB1159861A Method of Casting Metal Products
US3336970A Methods of casting
US3339622A Method of removing patterns from investment molds
US3263286A Process and material for precision investment casting
GB995231A Improvements in or relating to casting
US3249972A Ceramic shell molds and methods of production
US3190751A Copper-base casting alloy
US3296006A Pattern material composition
US3231946A Apparatus for forming ceramic shell molds
US3177537A Methods and apparatus for forming investment molds and mold produced thereby
GB943167A Improvements relating to casting processes
US3153826A Precision casting molds and techniques
US3186041A Ceramic shell mold and method of forming same