Printed Forms Equipment Ltd.
9Patents
0Active
9Granted
24Portfolio score
Filing activity: Jul 24, 1992 → Sep 3, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5327701A | Apparatus for inserting material into envelopes | Performing Operations; Transporting | 28 | Expired |
| US5487254A | Apparatus for inserting material into envelopes | Performing Operations; Transporting | 11 | Expired |
| US5524417A | Envelope opening mechanism for inserter apparatus | Performing Operations; Transporting | 7 | Expired |
| US5406771A | Apparatus for inserting material into envelopes | Performing Operations; Transporting | 5 | Expired |
| US6264594A | Device for handling documents | Performing Operations; Transporting | 4 | Expired |
| US5904644A | Envelope closer | Performing Operations; Transporting | 3 | Expired |
| US6230898A | Mailing machines | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5425533A | Apparatus for assembly of a plurality of items of insert material into stacks on a conveyor | Performing Operations; Transporting | 2 | Expired |
| US5820713A | Sealing machine and method | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.