Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015844 | Installation and method for the production of glass stoppers used for sealing bottles | — | 2011-09-13 |
| 6662923 | Pressure plate assembly | Johann Dobler, Klaus Gorzitzke, Oswald Grünewald, Winfried Herterich, Jurgen Kleifges +6 more | 2003-12-16 |
| 6588566 | Pressure plate assembly | Klaus Gorzitzke, Winfried Herterich, Wolfgang Knauer, Achim Link, Gerhard Roll +1 more | 2003-07-08 |
| 6588567 | Pressure plate assembly | Klaus Gorzitzke, Winfried Herterich, Wolfgang Knauer, Achim Link, Gerhard Roll +1 more | 2003-07-08 |
| 4915782 | Aluminum lithium etchant | Dolphus L. Coggins, Elias Malakelis | 1990-04-10 |
| 4601780 | Process of recovering aluminum etchant | Dolphus L. Coggins | 1986-07-22 |
| 4592854 | Steel etchant | Dolphus L. Coggins | 1986-06-03 |
| 4540465 | Process for continuous recovery of nitric acid/hydrofluoric acid titanium etchant | Dolphus L. Coggins | 1985-09-10 |
| 4417949 | Enhanced aluminum etchant | Elias Malakelis | 1983-11-29 |