Patent assignee · JP · COMPANY

TOYO JIDOKI CO., LTD.

87Patents
56Active
87Granted
48Portfolio score

Filing activity: Feb 15, 2000 → Mar 10, 2021 · 11 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8661772B2 Method for sealing-in a gas in a bag with a gas filling compartment Performing Operations; Transporting 32 Active
US6499280B1 Continuous bag supply device in continuous-filling packaging system and continuous-filling packaging system Performing Operations; Transporting 29 Expired
US7021036B2 Bag-making and packaging machine Performing Operations; Transporting 22 Expired
US7444795B2 Gas seal-in method for a bag with a gas filling compartment and packaging method for a bag with a gas filling compartment Performing Operations; Transporting 18 Active
US6729507B2 Liquid filling nozzle and liquid filling apparatus Performing Operations; Transporting 15 Expired
US6662936B2 Bag conveying apparatus and a gripper endless chain used in a bag filling packaging machine Performing Operations; Transporting 11 Expired
US6604560B2 Packaging processing apparatus in a packaging machine Performing Operations; Transporting 11 Expired
US6655114B2 Apparatus and method for sealing and inspecting a seal portion of a packaging bag Performing Operations; Transporting 10 Expired
US6378574B2 Rotary type continuous filling apparatus Emerging Cross-Sectional Technologies 10 Expired
US6668517B2 Spout transfer method, spout transfer apparatus and spout positioning and supplying apparatus Performing Operations; Transporting 9 Expired
US6745540B2 Spout sealing method and sealing apparatus Performing Operations; Transporting 9 Expired
US6575289B2 Apparatus and method for feeding spout-equipped bags to bag filling and packaging machine Performing Operations; Transporting 8 Expired
US7882685B2 Gripper for an automatic bag filling apparatus Performing Operations; Transporting 7 Active
US6751928B2 Spout insertion apparatus Performing Operations; Transporting 7 Expired
US6390272B1 Article conveying device Performing Operations; Transporting 7 Expired
US7121428B2 Supply apparatus for spouts and bags with spouts Performing Operations; Transporting 6 Expired
US7104390B2 Conveying apparatus for spouts or bags with spouts Performing Operations; Transporting 6 Expired
US7581370B2 Method and apparatus for feeding bags to a packaging machine Performing Operations; Transporting 6 Active
US8122692B2 Empty bag supply method and empty bag supply apparatus Performing Operations; Transporting 6 Active
US6644462B2 Conveying apparatus and rotary type transfer apparatus for spout-equipped bags Performing Operations; Transporting 6 Expired
US6786326B2 Chain conveying apparatus for spouts or bags with spouts Performing Operations; Transporting 6 Expired
US8245485B2 Vertical-type bag packaging method and apparatus Performing Operations; Transporting 5 Active
US9340309B2 Supply apparatus for spout-equipped bags Performing Operations; Transporting 5 Active
US6729366B2 Flow meter type liquid filling apparatus Performing Operations; Transporting 5 Expired
US6712196B2 Empty bag supplying apparatus and a product-filled bag extraction apparatus in a continuous conveying type bag-filling packaging machine Performing Operations; Transporting 5 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.