Inventor
PIETRUCH WALTER P
US11 patents
⚠️ This page may combine multiple inventors who share the name “PIETRUCH WALTER P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CLARK J L INC
10 patentsUS6648631B2Nov 18, 2003
Deep drawn candle can with formed safety bottom
CLARK J L INC57 citations95
US6543268B2Apr 8, 2003
Deep drawn candle can with formed safety bottom
CLARK J L INC68 citations95
US6398544B2Jun 4, 2002
Formed safety bottom for a candle can
CLARK J L INC69 citations95
US5829583ANov 3, 1998
Container for packaging recorded media
CLARK J L INC89 citations95
USD385145SOct 21, 1997
Bottom of a disc container for CD and floppy discs
CLARK J L INC47 citations92
US6155451ADec 5, 2000
Sealed metal container
CLARK J L INC15 citations71
US6523239B2Feb 25, 2003
Die for assembling metal spool having high torque transmitting capacity between spool components
CLARK J L INC11 citations70
US6289570B1Sep 18, 2001
Die and method for assembling metal spool having high torque transmitting capacity between spool components
CLARK J L INC12 citations70
US6419184B1Jul 16, 2002
Wooden spool held together with novel tie rod assembly and method of assembling the same between a pair of dies
CLARK J L INC8 citations68
US6267324B1Jul 31, 2001
Metal spool having high torque transmitting capacity between spool components
CLARK J L INC0 citations38