Inventor
ROTH DONALD J
US35 patents
⚠️ This page may combine multiple inventors who share the name “ROTH DONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTINENTAL CAN CO
13 patentsUS4757914AJul 19, 1988
Laminated closure for a plastic container
CONTINENTAL CAN CO61 citations96
US4751153AJun 14, 1988
Frame for a cell construction
CONTINENTAL CAN CO100 citations96
US4431110AFeb 14, 1984
Child resistant tamper indicating closure
CONTINENTAL CAN CO56 citations96
US4707213ANov 17, 1987
Induction heating unit for heat bonding a lid having a metallic layer to a container
CONTINENTAL CAN CO68 citations95
US4757175AJul 12, 1988
Induction heating coil
CONTINENTAL CAN CO38 citations92
US4693391ASep 15, 1987
Closure having a pull tab and a controlled seal width at the pull tab
CONTINENTAL CAN CO40 citations92
US4548668AOct 22, 1985
Combination machine for assembling container components
CONTINENTAL CAN CO39 citations92
US5029725AJul 9, 1991
Molded plastic material container
CONTINENTAL CAN CO19 citations82
US4519859AMay 28, 1985
Heating system for and method of finally bonding container end unit to body
CONTINENTAL CAN CO22 citations82
US4853510AAug 1, 1989
Induction heating coil
CONTINENTAL CAN CO22 citations81
US4754113AJun 28, 1988
Induction coil heating unit for heat sealing closures to containers
CONTINENTAL CAN CO21 citations81
US4613062ASep 23, 1986
Hot melt material dispenser
CONTINENTAL CAN CO12 citations74
US4740663AApr 26, 1988
Transverse flux induction heating unit
CONTINENTAL CAN CO16 citations73
POLYSTAR PACKAGING INC
8 patentsUS5125528AJun 30, 1992
Container closure, and method for producing same
POLYSTAR PACKAGING INC52 citations95
US6033613AMar 7, 2000
Method of molding a peripheral frame with a panel insert
POLYSTAR PACKAGING INC16 citations92
US5246134ASep 21, 1993
Press-on closure with peelable end panel
POLYSTAR PACKAGING INC44 citations92
US5085339AFeb 4, 1992
Reclosable container closure
POLYSTAR PACKAGING INC36 citations92
US5273416ADec 28, 1993
Apparatus for making an injection molded frame having a panel insert
POLYSTAR PACKAGING INC15 citations82
US5950861ASep 14, 1999
Press-on closure with peelable end panel
POLYSTAR PACKAGING INC14 citations74
US5830398ANov 3, 1998
Method for forming container closure
POLYSTAR PACKAGING INC11 citations73
US5360588ANov 1, 1994
Method of making an injection molded frame having a panel insert
POLYSTAR PACKAGING INC10 citations73
CONTINENTAL GROUP
7 patentsUS4452368AJun 5, 1984
Lightweight container
CONTINENTAL GROUP23 citations82
US4417667ANov 29, 1983
Lightweight container
CONTINENTAL GROUP21 citations82
US4350261ASep 21, 1982
Closure having opening means
CONTINENTAL GROUP22 citations82
US4120932AOct 17, 1978
Method of fabricating plastic containers having reduced gas permeability from a composite billet
CONTINENTAL GROUP22 citations82
US4394408AJul 19, 1983
Apparatus and method for applying adhesive to a container edge portion
CONTINENTAL GROUP7 citations74
US4362254ADec 7, 1982
Closure and container neck structure therefor
CONTINENTAL GROUP13 citations74
US4176760ADec 4, 1979
Easy opening container unit having a domed end panel
CONTINENTAL GROUP12 citations74