Marquip, LLC
120Patents
13Active
120Granted
42Portfolio score
Filing activity: Feb 28, 1977 → Sep 30, 2015 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5090281A | Slitting apparatus for corrugated paperboard and the like | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5076311A | Directly installed shut-off valve assembly for flowing high pressure line | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5844807A | Automated system and method for optimizing and palletizing articles | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5197366A | Roller assembly for paperboard slitting apparatus | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5690601A | Method and apparatus for slitting and scoring corrugated paperboard sheets for folding | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4190475A | Paper roll web splicing | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5967044A | Quick change ink supply for printer | Performing Operations; Transporting | 35 | Expired |
| US6837135B2 | Plunge slitter with clam style anvil rollers | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6389941B1 | Rotary knife with electromagnetic active vibration control | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4809573A | Adaptive torque control of cutoff knife pull roll | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4170506A | Method of web splicing | Performing Operations; Transporting | 24 | Expired |
| US4200276A | Shingling and stacking of conveyed sheet material | Performing Operations; Transporting | 23 | Expired |
| US5437749A | Splice synchronization system | Performing Operations; Transporting | 23 | Expired |
| US5165314A | Slitting shingled sheets | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5466329A | Adjustable ballast system for the holddown belt in a double facer | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5540545A | Palletizing system | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5561918A | Web holdown and drive for corrugator double backer | Performing Operations; Transporting | 22 | Expired |
| US5732609A | Sheet saving diverter for corrugator | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5501762A | Hot plate for corrugated paperboard double facer | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4627214A | Slitting-scoring machine | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5681422A | Pressure roll for a single facer | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4219378A | Web splicing | Performing Operations; Transporting | 18 | Expired |
| US5626335A | Vertical lift system for delivering sheets in stacks | Performing Operations; Transporting | 17 | Expired |
| US5628865A | Single facer with small intermediate corrugating roll | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5161617A | Directly installed shut-off and diverter valve assembly for flowing oil well with concentric casings | Emerging Cross-Sectional Technologies | 16 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.