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VACUUM BARRIER CORP

Overview
  • Total Patents
    42
About

VACUUM BARRIER CORP has a total of 42 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Canada and Netherlands. Its main competitors in its focus markets mechanical elements, machines and packaging and shipping are JIANGSU HONGYUAN PIPES CO LTD, MATSUMURA TSUGIO and ZEYFANG FREDERICK W.

Patent filings per year

Chart showing VACUUM BARRIER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stearns Thornton 22
#2 Blanton Russell 5
#3 Blanton Russell W 5
#4 Tucker David 4
#5 Ross John W 3
#6 Thornton Stearns 3
#7 Stearns Thorton 2
#8 Thompson Lewis B Jr 2
#9 Stearns T 2
#10 B Thompson Jun Lewis 1

Latest patents

Publication Filing date Title
US5743096A Controlled dosing of liquid cryogen
US5557924A Controlled delivery of filtered cryogenic liquid
US5083436A Workpiece chilling and shrinking
US4947650A Method and apparatus for liquid cryogen pressurization of containers of particulates
US4878354A Chilling assembly line workpieces by cryogen counterflow
US4865088A Controller cryogenic liquid delivery
US4715187A Controlled cryogenic liquid delivery
US3972202A Closed loop cryogenic delivery
GB1274285A Thermal insulation for fluid storage or transfer devices
US3595275A Spacer means for cryogenic coaxial tubing
US3490496A Coaxial tubing having improved spacer means
CA891340A Coaxial tubing having improved spacer means
CA893522A Thermal insulation for fluid storage containers
CA897586A Spacer means for cryogenic coaxial tubing