Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5109653 | Sealing head including an induction heating coil | John Walter, Donald J. Roth, Glenn R. Mohr | 1992-05-05 |
| 5025123 | Apparatus and method for sealing a lid onto a container | George D. Pfaffmann, John P. Currie, Norbert R. Balzer, John Walter, Graham R. Adams | 1991-06-18 |
| 4996826 | Apparatus and method for sealing a lid onto a container | George D. Pfaffmann, Norbert R. Balzer, John Walter | 1991-03-05 |
| 4984414 | Apparatus and method for sealing a lid onto a container | George D. Pfaffmann, John P. Currie, Norbert R. Balzer, John Walter, Graham R. Adams | 1991-01-15 |
| 4941306 | Apparatus and method for sealing a lid onto a container | George D. Pfaffmann, Norbert R. Balzer, John Walter, John P. Currie, Graham R. Adams | 1990-07-17 |
| 4936943 | Quick detach assembly for a sealing head | John Walter | 1990-06-26 |
| 4909022 | Nest for container closing machine | John Walter | 1990-03-20 |
| 4863011 | Automatic article unloader | John Walter | 1989-09-05 |
| 4848060 | Carton lid transfer assembly | John Walter | 1989-07-18 |
| 4834259 | Pull tab storage and method of effecting same | John Walter | 1989-05-30 |
| 4613062 | Hot melt material dispenser | John Walter, Donald J. Roth | 1986-09-23 |
| 4548668 | Combination machine for assembling container components | Donald J. Roth, John Walter | 1985-10-22 |
| 4519859 | Heating system for and method of finally bonding container end unit to body | Donald J. Roth, John Walter, Glenn R. Mohr | 1985-05-28 |
| 4503990 | Drawn can for food and the like | Donals J. Roth, John Walter | 1985-03-12 |
| 4483176 | Assembly head for assembling domed can ends with can bodies | John Walter | 1984-11-20 |
| 4462504 | Tamper-indicating closure | Donald J. Roth, John Walter | 1984-07-31 |
| 4446984 | Push-in closure | Donald J. Roth, John Walter | 1984-05-08 |
| 4442693 | Method of and apparatus for shaping neck and providing terminal curl on can end | John Walter | 1984-04-17 |
| 4417667 | Lightweight container | Donald J. Roth, John Walter | 1983-11-29 |
| 4413497 | Method of forming domed end for container | John Walter | 1983-11-08 |
| 4394408 | Apparatus and method for applying adhesive to a container edge portion | John Walter, Donald J. Roth | 1983-07-19 |
| 4392764 | Necked-in container body and apparatus for and method of forming same | John Walter | 1983-07-12 |
| 4362254 | Closure and container neck structure therefor | Donald J. Roth, John Walter | 1982-12-07 |
| 4197732 | System for production of metal tear tabs | Jens L. Moller | 1980-04-15 |