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FANSTEEL METALLURGICAL CORP

Overview
  • Total Patents
    266
About

FANSTEEL METALLURGICAL CORP has a total of 266 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets materials and metallurgy, machines and electrical machinery and energy are BRUSH WELLMAN, PAUL SCHWARZKOPF and MARTIN MARIETTA CORP.

Patent filings in countries

World map showing FANSTEEL METALLURGICAL CORPs patent filings in countries
# Country Total Patents
#1 United States 134
#2 Canada 74
#3 Germany 18
#4 United Kingdom 18
#5 France 14
#6 Austria 4
#7 Switzerland 2
#8 Norway 1
#9 Sweden 1

Patent filings per year

Chart showing FANSTEEL METALLURGICAL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yntema Leonard F 20
#2 Fry Stanley S 14
#3 Campbell Ivor E 13
#4 Balke Clarence W 11
#5 Michael Arthur B 10
#6 Taylor Donald F 9
#7 Gonser Bruce W 9
#8 Baughman Robert L 9
#9 Hall James H 8
#10 Powell Carroll F 8

Latest patents

Publication Filing date Title
US3637374A Method of producing tungsten rhenium alloys by chemical vapor deposition
US3565676A Chemical vapor deposition method
US3479180A Process for making chromium alloys of dispersion-modified iron-group metals,and product
US3415640A Process for making dispersions of particulate oxides in metals
US3446679A Dispersion-strengthened nickel-chromium foil
US3425822A Process for producing dispersion-modified alloys of chromium and iron-group metals
US3397979A Process for incorporating aluminum into dispersion-modified metals
US3386814A Process for making chromium, cobalt and/or nickel containing powder having dispersed refractory metal oxide
US3388010A Dispersion-hardened metal sheet and process for making same
US3330000A Horizontal powder press
GB1025599A Apparatus for cutting discs from a rod
US3336513A Sealed casing for electrical device with insulated lead
US3393067A Process for producing alloys containing chromium and dispersed refractory metal oxide particles
US3403058A Process for preventing blistering of nickel metal containing dispersed refractory oxide particles
US3382062A Process for dispersing refractory metal oxides in other metals
US3382051A Dispersion-strengthened iron-group metal alloyed with a small amount of zirconium, hafnium or magnesium and process of making
US3200473A Swivel lock toolholder
US3195376A Boring head
GB991520A Alloys of columbium and tantalum
GB991519A Alloys of columbium and tantalum