Roberts Systems, Inc.
23Patents
0Active
23Granted
30Portfolio score
Filing activity: Jan 28, 1987 → Oct 16, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5467915A | Lift-up handle | Performing Operations; Transporting | 49 | Expired |
| US4854111A | Apparatus for conveying and packaging groups of articles | Performing Operations; Transporting | 16 | Expired |
| US5147491A | Form, fill and seal process and device | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5238239A | Carton blank prefeeding apparatus and process | Performing Operations; Transporting | 13 | Expired |
| US5318218A | Latch for container | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5265400A | Apparatus for conveying and packaging groups of articles | Performing Operations; Transporting | 12 | Expired |
| US5259173A | Apparatus for conveying and packaging groups of articles | Performing Operations; Transporting | 8 | Expired |
| US5720156A | Case packing apparatus and method | Performing Operations; Transporting | 8 | Expired |
| US5588235A | Light processing apparatus for creating visual effects | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5689931A | Case erector with A-B detection | Performing Operations; Transporting | 4 | Expired |
| US5437594A | Process for applying a handle | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5025612A | Inverted tray container loading apparatus | Performing Operations; Transporting | 4 | Expired |
| US5431334A | Slide weld handle | Performing Operations; Transporting | 4 | Expired |
| US5366578A | Fitment forming process | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5134765A | Process of forming a dispensing cartridge | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5641155A | Compensating prefeeder gate and method | Performing Operations; Transporting | 2 | Expired |
| US5297786A | Cleated wheel assembly and method of separating a sheet using a cleated wheel assembly | Performing Operations; Transporting | 2 | Expired |
| US6021244A | Fiber optic stitching process and apparatus | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5441199A | Sonically welded handle | Performing Operations; Transporting | 1 | Expired |
| US5145162A | Blank dispensing apparatus having oppositely rotating separator elements and method for use | Performing Operations; Transporting | 1 | Expired |
| US5155972A | Inverted tray loading method | Performing Operations; Transporting | 1 | Expired |
| US5513751A | Hook dispensing apparatus and method | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5477657A | Method of stacking a supply of hooks on a card | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.