Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924727 | Cutting machine having balanced reciprocating cutter drive mechanism | Lawrence S. Wolfson | 1990-05-15 |
| 4764880 | Compound plotting apparatus and related method of operation | — | 1988-08-16 |
| 4732064 | Apparatus and method for sharpening edges of reciprocating blade | — | 1988-03-22 |
| 4730526 | Conveyorized vacuum table for feeding sheet material | Lawrence S. Wolfson | 1988-03-15 |
| 4727979 | Conveyor hanger with a plurality of movable grip elements | Lawrence S. Wolfson, Richard P. Ray, Roald P. Nymark, Harold L. Osthus, David Vickers | 1988-03-01 |
| 4725961 | Method and apparatus for cutting parts from pieces of irregularly shaped and sized sheet material | — | 1988-02-16 |
| 4675497 | Laser cutting system | Jacob Weiselfish | 1987-06-23 |
| 4672172 | Workpiece supporting bed for laser cutter | — | 1987-06-09 |
| 4665619 | Method and apparatus for working on sheet material | — | 1987-05-19 |
| 4646911 | Conveyorized vacuum table for feeding sheet material | Lawrence S. Wolfson | 1987-03-03 |
| 4603777 | Conveyor hanger with spring clip gripper | Lawrence S. Wolfson | 1986-08-05 |
| 4574673 | Stiffened cutting blade with reversible replaceable edge member | — | 1986-03-11 |
| 4572357 | Sheet material conveyor with unloading apparatus | — | 1986-02-25 |
| 4545275 | Blade for severing fibrous material | — | 1985-10-08 |
| 4542672 | Sheet material conveyor loading apparatus | — | 1985-09-24 |
| 4542673 | Apparatus for sealing cut sheet material | — | 1985-09-24 |
| 4476756 | Apparatus for working limp sheet material on a conveyor | Lawrence S. Wolfson | 1984-10-16 |
| 4462292 | Apparatus for cutting and notching sheet material | — | 1984-07-31 |
| 4452113 | Method and apparatus for sealing cut sheet material | — | 1984-06-05 |
| 4448808 | Method for preparing pattern piece | — | 1984-05-15 |
| 4444078 | Apparatus for cutting sheet material | — | 1984-04-24 |
| 4401001 | Apparatus for cutting sheet material with a cutting wheel | Heinz J. Gerber | 1983-08-30 |
| 4391168 | Method for cutting sheet material with a cutting wheel | Heinz J. Gerber | 1983-07-05 |
| 4385956 | Apparatus and methods for spreading sheet material | — | 1983-05-31 |
| 4373412 | Method and apparatus for cutting sheet material with a cutting wheel | Heinz J. Gerber | 1983-02-15 |