Boris Rozenfeld
42Patents
7h-index
45Co-inventors
69Inventor score
Filing activity: Mar 18, 1998 → Feb 16, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6446955B1 | Method and apparatus for feeding envelopes | Performing Operations; Transporting | 17 | Expired |
| US7793775B2 | Method and apparatus for determining wear of a continuous chain | Performing Operations; Transporting | 13 | Active |
| US6755411B2 | Envelope transport module with vacuum ports for use in an envelope inserting machine | Performing Operations; Transporting | 11 | Expired |
| US6773006B2 | Pneumatic apparatus with removable vacuum shoe | Performing Operations; Transporting | 10 | Expired |
| US7600755B1 | System and method for preventing envelope distortion in a mailpiece fabrication system | Performing Operations; Transporting | 10 | Active |
| US7021184B2 | System and method for providing sheets to an inserter system using a rotary cutter | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5943956A | Cleaning system for blanket cylinders | Performing Operations; Transporting | 8 | Expired |
| US7231750B2 | Method and system for creating mailpieces from a single continuous web of printed material | Performing Operations; Transporting | 6 | Expired |
| US7181895B1 | Jam tolerant mail inserter | Performing Operations; Transporting | 5 | Expired |
| US6978583B2 | High speed vacuum system for inserters | Performing Operations; Transporting | 5 | Expired |
| US7600751B2 | Apparatus for handling mailpieces | Performing Operations; Transporting | 5 | Active |
| US6425579B1 | Low friction envelope feeder | Performing Operations; Transporting | 5 | Expired |
| US8256760B2 | System for controlling a drive belt in a mailpiece feeder | Performing Operations; Transporting | 4 | Active |
| US8281919B2 | System for controlling friction forces developed on an envelope in a mailpiece insertion module | Performing Operations; Transporting | 4 | Active |
| US8439182B2 | Mailpiece inserter including system for controlling friction forces developed on an envelope | Performing Operations; Transporting | 3 | Active |
| US6585249B1 | Low friction article feeding system | Performing Operations; Transporting | 2 | Expired |
| US7520503B2 | Sheet material inverter | Performing Operations; Transporting | 2 | Active |
| US8160974B2 | Multiple carrier mailing machine | Physics | 2 | Active |
| US7810687B2 | Self-aligning nip for web feeding mechanism | Performing Operations; Transporting | 2 | Active |
| US7611134B2 | Cutter sequencing method and apparatus | Performing Operations; Transporting | 2 | Active |
| US6663104B2 | Method and system for aligning moving sheets | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8517660B2 | Traction control for singulating mailpieces in a mailpiece feeder | Performing Operations; Transporting | 2 | Active |
| US7905076B2 | Apparatus and method for conveying envelopes in a mailpiece insertion system | Performing Operations; Transporting | 2 | Active |
| US8596635B2 | System for controlling mailpiece conveyance in a mailpiece feeder | Performing Operations; Transporting | 1 | Active |
| US7188460B2 | High speed vacuum system for inserters | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.