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HELIX TECH CORP

Overview
  • Total Patents
    364
About

HELIX TECH CORP has a total of 364 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets engines, pumps and turbines, machines and thermal processes are RICHARD SCHIEL DIPL ING, COPELAND REFRIGERATION CORP and ANGELANTONI TEST TECH S R L IN SHORT ATT S R L.

Patent filings per year

Chart showing HELIX TECH CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bartlett Allen J 77
#2 Lessard Philip A 34
#3 Andeen Bruce R 28
#4 Eacobacci Michael J 24
#5 Matte Stephen R 23
#6 Yamartino Stephen J 22
#7 Higham Graham J 20
#8 Gaudet Peter W 19
#9 Olsen Donald A 18
#10 Pruitt Gerald R 15

Latest patents

Publication Filing date Title
WO2006020196A1 Method of operating a resistive heat-loss pressure sensor
US2006021444A1 Method of operating a resistive heat-loss pressure sensor
US2005126186A1 Axial loaded seal system with a static L-seal
US2004261426A1 Integration of automated cryopump safety purge
US2004261425A1 Fail-safe cryopump safety purge delay
US2004261424A1 Integration of automated cryopump safety purge with set point
US2003097876A1 Apparatus and methods for heat loss pressure measurement
US2002174661A1 Wave spring loaded split seal system
US2002094277A1 Electronically controlled vacuum pump
US2003014160A1 Vacuum system central control information server
US2002184896A1 System and method for recovering from a power failure in a cryopump
GB0220352D0 Apparatus and methods for heat loss pressure measurement
US2001012485A1 Electronically controlled cryopump
US2002139129A1 Refrigeration system pressure control using a gas volume
US6671583B2 Vacuum system information network
US2002098731A1 Module and connector latch
US6408631B1 Wave spring loaded split seal system
US6553841B1 Pressure transducer assembly
US6327863B1 Cryopump with gate valve control
US6658941B1 Apparatus and methods for heat loss pressure measurement