Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5558613 | Method for reducing the variance in the forces needed to open reclosable plastic bags from within and from without | Richmond M. Scott, Zdenek Machacek | 1996-09-24 |
| 5520463 | Foamed zipper | — | 1996-05-28 |
| 5462360 | Stabilizing wedge zipper with high melt index interlayer | Richmond M. Scott, Zdenek Machacek | 1995-10-31 |
| 5246100 | Conveyor belt zipper | James W. Stone | 1993-09-21 |
| 5211481 | Closure for sliderless zipper bags | — | 1993-05-18 |
| 5211482 | Closure for post filling application to packaging | — | 1993-05-18 |
| 5209574 | Reclosable plastic bag with sliderless zipper | — | 1993-05-11 |
| 5071689 | Hinged zipper | — | 1991-12-10 |
| 5065899 | Sectional or pre-cut zipper strips, magazine storage and feed means, and method | — | 1991-11-19 |
| 5024537 | Tape carried pre-cut zipper | — | 1991-06-18 |
| 5005275 | Carrier tape and cover applying and removal devics for same | Herbert A. Borst, Zdenek Machacek, Ernest Schnittger, Richard D. Schulte, Richmond M. Scott | 1991-04-09 |
| 4929487 | Bag making material having fastener profiles and alignment ribs with reinforcing and stabilizing beam effect ridge means | Zdenek Machacek, Richmond M. Scott | 1990-05-29 |
| 4890935 | Leak resistant zipper | Steven Ausnit | 1990-01-02 |
| 4842135 | Carrier tape and cover applying and removal devices for same | Herbert A. Borst, Zdenek Machacek, Ernest Schnittger, Richard D. Schulte, Richmond M. Scott | 1989-06-27 |
| 4824497 | Attachment of a thermoplastic extruded fastener to a non-extensible web | — | 1989-04-25 |
| 4822539 | Method of and apparatus for extruding bag making material having fastener profiles and alignment ribs, with reinforcing and stabilizing beam effect ridge means | Zdenek Machacek, Richmond M. Scott | 1989-04-18 |
| 4791710 | Self-aligning closable extruded profile plastic fastener and method | Robert S. Nocek, George Rasko, Steven Ausnit | 1988-12-20 |
| 4756629 | System for producing non-compatible zipper film | Joseph Borders, Bruce J. Maliner | 1988-07-12 |
| 4708245 | Carrier tape | Hugo Boeckmann, GLENN HUFF | 1987-11-24 |
| 4581269 | Means for anchoring carpeting or the like, and a method of and apparatus for making the same | — | 1986-04-08 |
| 4355494 | Reclosable bags, apparatus and method | — | 1982-10-26 |
| 4354541 | Profiled plastics bag closure strip and adhesive bonding method | — | 1982-10-19 |