Assignee
CHART INC
US75 patents
Top patents by PatentIndex Score
US6354088B1Mar 12, 2002
System and method for dispensing cryogenic liquids
CHART INC162 citations97
US6698211B2Mar 2, 2004
Natural gas fuel storage and supply system for vehicles
CHART INC54 citations95
US6631615B2Oct 14, 2003
Storage pressure and heat management system for bulk transfers of cryogenic liquids
CHART INC57 citations95
US6442980B2Sep 3, 2002
Carbon dioxide dry cleaning system
CHART INC70 citations95
US6542848B1Apr 1, 2003
Differential pressure gauge for cryogenic fluids
CHART INC88 citations94
US6851148B2Feb 8, 2005
Carbon dioxide dry cleaning system
CHART INC30 citations92
US6758060B2Jul 6, 2004
Separating nitrogen from methane in the production of LNG
CHART INC30 citations92
US6622758B2Sep 23, 2003
Interlock for cryogenic liquid off-loading systems
CHART INC42 citations92
US6505469B1Jan 14, 2003
Gas dispensing system for cryogenic liquid vessels
CHART INC71 citations92
US6453680B1Sep 24, 2002
Liquid helium transport container with longitudinally-mounted external liquid nitrogen coolant tanks
CHART INC35 citations92
US6336344B1Jan 8, 2002
Dephlegmator process with liquid additive
CHART INC51 citations92
US6333445B1Dec 25, 2001
Cryogenic separation process for the recovery of components from the products of a dehydrogenation reactor
CHART INC55 citations92
US6695358B2Feb 24, 2004
Controlled leak cryogenic bayonet pipe spool and system
CHART INC22 citations91
US6581390B2Jun 24, 2003
Cryogenic fluid delivery system
CHART INC30 citations91
US6533334B1Mar 18, 2003
Vacuum-jacketed bayonet pipe spool and pipe spool system for cryogenic fluid
CHART INC46 citations91
US6393847B1May 28, 2002
Liquid cryogen freezer
CHART INC36 citations91
US6134893AOct 24, 2000
Swivel bayonet joint for cryogenic fluids
CHART INC42 citations91
US6910482B2Jun 28, 2005
Self-calibrating supplemental oxygen delivery system
CHART INC41 citations90
US6640554B2Nov 4, 2003
Containment module for transportable liquid natural gas dispensing station
CHART INC38 citations90
US6595048B1Jul 22, 2003
Accurate cryogenic liquid dispenser
CHART INC16 citations90
US7069730B2Jul 4, 2006
Liquid and compressed natural gas dispensing system
CHART INC45 citations89
US6787713B2Sep 7, 2004
Load cell and weighing system for cryogenic tanks
CHART INC38 citations89
US6505470B1Jan 14, 2003
System for detecting overflow of a tank
CHART INC26 citations88
US6799429B2Oct 5, 2004
High flow pressurized cryogenic fluid dispensing system
CHART INC25 citations87
USD851139SJun 11, 2019
Freezer shroud
CHART INC7 citations83
US9746132B2Aug 29, 2017
Self-saturating liquefied natural gas delivery system utilizing hydraulic pressure
CHART INC16 citations83
US6598423B1Jul 29, 2003
Sacrificial cryogen gas liquefaction system
CHART INC13 citations83
US9551330B2Jan 24, 2017
Frangible closure coupling for liquid natural gas tank
CHART INC6 citations82
US11174991B2Nov 16, 2021
Cryogenic fluid dispensing system having a chilling reservoir
CHART INC9 citations80
US6938581B2Sep 6, 2005
Supplemental water heater tank and system
CHART INC12 citations79
US9752727B2Sep 5, 2017
Heat management system and method for cryogenic liquid dispensing systems
CHART INC7 citations78
US7998345B2Aug 16, 2011
Plate fin fluid processing device
CHART INC9 citations76
US6786053B2Sep 7, 2004
Pressure pod cryogenic fluid expander
CHART INC10 citations73
US6474115B1Nov 5, 2002
Shaft seal system with leak management
CHART INC11 citations73
US11248747B2Feb 15, 2022
LNG delivery system with saturated fuel reserve
CHART INC4 citations72
US10890293B2Jan 12, 2021
Cryogenic fluid transfer system and method
CHART INC4 citations72
US9903534B2Feb 27, 2018
Cryogenic liquid delivery system and method with active pressure building capabilities
CHART INC3 citations72
US6679655B2Jan 20, 2004
Permafrost support system and method for vacuum-insulated pipe
CHART INC7 citations72
US10125751B2Nov 13, 2018
Multimode gas delivery for rail tender
CHART INC4 citations71
US9771931B2Sep 26, 2017
Spin pump with spun-epicyclic geometry
CHART INC3 citations71
US6955095B2Oct 18, 2005
Accurate cryogenic liquid dispenser
CHART INC7 citations71
US6732594B2May 11, 2004
Accurate cryogenic liquid dispenser
CHART INC6 citations71
US6692034B2Feb 17, 2004
Breakaway device for fueling stations
CHART INC10 citations71
US6615861B2Sep 9, 2003
Liquid cylinder manifold system
CHART INC8 citations70
US12085234B2Sep 10, 2024
Storage tank with pressure actuated fill termination assembly
CHART INC2 citations69
US12492929B2Dec 9, 2025
Flow meter assembly
CHART INC0 citations63
US12331884B2Jun 17, 2025
Cryogenic fluid coupling
CHART INC1 citations63
US10288367B2May 14, 2019
Cooling of cryogenic meters sensing reverse flow
CHART INC1 citations62
US12152734B2Nov 26, 2024
Getter material, tanks containing the same, and methods of making and using getter material to absorb hydrogen
CHART INC0 citations61
US6719564B2Apr 13, 2004
Space simulation chamber and method
CHART INC9 citations59
Showing the top 50 of 75 patents by PatentIndex Score.