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HILLESTAD TOLLIEF O

Overview
  • Total Patents
    15
About

HILLESTAD TOLLIEF O has a total of 15 patent applications. Its first patent ever was published in 1980. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machine tools, machines and thermal processes are WETMORE REAMER COMPANY, WACHS E H CO and H & S TOOL INC.

Patent filings in countries

World map showing HILLESTAD TOLLIEF Os patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 3
#3 EPO (European Patent Office) 3
#4 WIPO (World Intellectual Property Organization) 1

Patent filings per year

Chart showing HILLESTAD TOLLIEF Os patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools
#2 Machines
#3 Thermal processes

Top inventors

# Name Total Patents
#1 Hillestad Tollief O 15
#2 Hillestad Mark W 7

Latest patents

Publication Filing date Title
WO9526849A1 Boiler tube cutting apparatus
US5199221A Tube cutting apparatus
US5033347A Boiler tube cutting apparatus
CA2017095C Boiler tube cutting apparatus
US5007778A Portable power tool for milling tube ends
US4915552A Portable power tool for milling tube ends
US4889454A Portable power tool for milling tube ends
CA1244637A Portable tube milling tool
US4620823A Portable tube milling tool
US4449871A Portable tube milling tool