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KAISER STEEL CORP

Overview
  • Total Patents
    157
About

KAISER STEEL CORP has a total of 157 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets machine tools, machines and surface technology and coating are RIBNITZ PETER, SPEEDARRIVE PROJECTS LTD and ANHUI XIECHENG IND CO LTD.

Patent filings per year

Chart showing KAISER STEEL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Williamson Calvin C 19
#2 Powers Joseph E 16
#3 Oswald Donald E 8
#4 Grimoldi Ranoldo H 7
#5 Bastian Alfred F 5
#6 Bautz James E 4
#7 Puttman Ernest G 4
#8 Stamp David R 4
#9 Bergantini Attilio R 3
#10 Grimoldi Ranaldo H 3

Latest patents

Publication Filing date Title
US4706488A Method of roll forming cylindrical pipe
US4628721A Method of roll forming cylindrical pipe
US4577796A Method and apparatus for tracking seam welds on pipes and the like
US4606208A Pipe forming apparatus
US4795066A Ladle nozzle insert
US4398629A Plate latch and guide system
CA1206278A Fluoroscopic examination of pipe girth welds
US4440607A Method of producing tin plate for lithography with direct printed ultraviolet-cured inks
AU8521782A Lateral weave gage system
US4430913A Cut-off and face machine
CA1163226A Plate latch and guide system
ES8203774A3 Improvements in the apparatus for handling drums
ES8205362A3 Procedure for obtaining a protective coating on the internal surfaces of a steel container
US4404634A Lateral weave gaging system
US4340209A Adjustable tuyere
US4326701A Lance apparatus
US4445357A Pipe press
US4353235A Edge preforming of metal plate
US4242154A Preheat and cleaning system
US4247086A Lance hoisting and skull detecting apparatus for basic oxygen steelmaking furnaces