Assignee
DOUGLAS MACHINE LLC
US·12 granted patents·364 citations·filing 1993–1998
Top patents by PatentIndex Score
12 records- 0190US5352178ACollapsed, tubular carton erecting apparatusDOUGLAS MACHINE LLC·Filed 1993·Granted Oct 4, 1994·64 cites·20 claims
- 0285US5628614AContinuous motion stacking apparatus and methodsDOUGLAS MACHINE LLC·Filed 1995·Granted May 13, 1997·48 cites·17 claims
- 0375US5813540AShrink film-encased double-tiered packageDOUGLAS MACHINE LLC·Filed 1995·Granted Sep 29, 1998·72 cites·27 claims
- 0475US5771662AApparatus and methods for producing shrink wrap packagingDOUGLAS MACHINE LLC·Filed 1996·Granted Jun 30, 1998·49 cites·25 claims
- 0567US5558614ATubular carton opening, presenting, and closing apparatusDOUGLAS MACHINE LLC·Filed 1994·Granted Sep 24, 1996·23 cites·24 claims
- 0663US6047527ALoading apparatus for bag packaging system and method of operating the sameDOUGLAS MACHINE LLC·Filed 1998·Granted Apr 11, 2000·24 cites·21 claims
- 0762US6094888ASystem and methods for mechanically processing bagsDOUGLAS MACHINE LLC·Filed 1998·Granted Aug 1, 2000·27 cites·15 claims
- 0859US5445590ACollapsed, tubular carton erecting apparatusDOUGLAS MACHINE LLC·Filed 1993·Granted Aug 29, 1995·15 cites·20 claims
- 0955US5897480ACollapsed, tubular carton erecting apparatusDOUGLAS MACHINE LLC·Filed 1995·Granted Apr 27, 1999·13 cites·6 claims
- 1050US5635004ATape applying apparatus and methodsDOUGLAS MACHINE LLC·Filed 1994·Granted Jun 3, 1997·10 cites·27 claims
- 1144US5543699ARandom infeed timing device and methodsDOUGLAS MACHINE LLC·Filed 1994·Granted Aug 6, 1996·9 cites·18 claims
- 1239US5704196AHigh speed blank set-up apparatus and methodsDOUGLAS MACHINE LLC·Filed 1995·Granted Jan 6, 1998·10 cites·24 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →