Learn more

SUN TUBE CORP

Overview
  • Total Patents
    48
About

SUN TUBE CORP has a total of 48 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United States, Canada and Denmark. Its main competitors in its focus markets machines, machine tools and packaging and shipping are WHITE METAL MFG COMPANY, ENGEL EQUIPMENT INC and VICTOR IND CORP.

Patent filings in countries

World map showing SUN TUBE CORPs patent filings in countries
# Country Total Patents
#1 United States 34
#2 Canada 9
#3 Denmark 2
#4 United Kingdom 2
#5 France 1

Patent filings per year

Chart showing SUN TUBE CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Friden John H 34
#2 Lynch Frank J 5
#3 Martina Joseph D 2
#4 Thomas Ralph H 1
#5 Schenk Rudolph S 1
#6 Abrecht William A 1

Latest patents

Publication Filing date Title
GB819541A Process and apparatus for the manufacture of hollow containers
US2532804A Collapsible tube having metallic lining with low lead pickup and method of making same
US2529382A Trimming machine for cups and the like
US2489371A Machine for spray coating hollow articles
US2338032A Means for supporting collapsible tubes
US2320272A Notching machine and method
US2309696A Collapsible tube apparatus
US2310413A Collapsible tube filling and sealing machine
US2292266A Slug casting apparatus and method
US2288617A Collapsible tube apparatus
US2162776A Apparatus for and method of making thin metal containers
US2180628A Method of making collapsible containers
US2112085A Thin metal container
US2188912A Method of and apparatus for making collapsible containers
US2166209A Slug handling and treating mechanism
US2141602A Method of making collapsible tubes
US2160963A Collapsible container
US2118599A Tube coating machine
US2175560A Collapsible tube apparatus
US2154611A Extrusion press