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CHROMALLOY CORP

Overview
  • Total Patents
    89
About

CHROMALLOY CORP has a total of 89 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets surface technology and coating, materials and metallurgy and machines are DELORO STELLITE HOLDINGS CORP, OERLIKON METCO (US) INC and SURFACE TECHNOLOGY CORP.

Patent filings in countries

World map showing CHROMALLOY CORPs patent filings in countries
# Country Total Patents
#1 United States 20
#2 Canada 15
#3 Germany 14
#4 France 13
#5 United Kingdom 11
#6 Switzerland 6
#7 Austria 4
#8 Sweden 3
#9 Spain 2
#10 Italy 1

Patent filings per year

Chart showing CHROMALLOY CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wachtell Richard L 13
#2 Seelig Richard P 12
#3 Tarkan Stuart E 4
#4 Ellis John L 4
#5 Eric Gregory 3
#6 Wachtell Richard Lloyd 3
#7 Martin Epner 3
#8 Samuel Robert L 3
#9 Cooley Robert A 3
#10 Seelig Richard Paul 3

Latest patents

Publication Filing date Title
FR1494562A Process allowing the heat treatment of refractory carbide tool steel without the appearance of cracks or deformations
FR1489454A Hardenable refractory carbide tool steel and method of preparing such a steel
US3360071A Acoustical coupler
FR1433672A Process for the production of metals with a diffused protective coating
FR1411434A Method of welding a refractory carbide object to a metalliferous surface
ES303187A1 A method for inhibiting the deformation in the production of longitudinal slave profiles from powder ingredients. (Machine-translation by Google Translate, not legally binding)
FR1382417A Diffusion coating of metals
US3279049A Method for bonding a sintered refractory carbide body to a metalliferous surface
FR1376969A Advanced process for the preparation of molded, sintered, thin and elongated objects
US3183127A Heat treatable tool steel of high carbide content
US3145100A Production of sintered slender shapes
US3352727A Propellant compositions
US3141410A Blasting initiator
US3113060A Ammonium nitrate-fuel oil blasting agent containing triethylene glycol dinitrate
FR1297235A Coating on metals, obtained by diffusion
GB981794A Diffusion coating of metals
US3096205A Diffusion coating of metals
US3073015A Diffusion coating of metals
FR1273888A Coated metallic article and method of production thereof
US3084083A Improved polyvinyl chloride propellant compositions