Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5724965 | Nasal mask | Patrick M. Handke, John R. Starr | 1998-03-10 |
| D362061 | Respiratory mask body | Gerald E. McGinnis, Patrick M. Handke, Andrew Serowski | 1995-09-05 |
| D342776 | Apparatus for diluting chemical concentrates used for cleaning purposes | Alexander Bally, Allen E. Brandenburg, James M. Rubenstein | 1993-12-28 |
| D339845 | Dilution station bottle filling unit | Alexander Bally, Allen E. Brandenburgh, James M. Rubenstein | 1993-09-28 |
| D339625 | Apparatus for diluting chemical concentrates | Allen E. Brandenburg, James M. Rubenstein, Alexander Bally | 1993-09-21 |
| 5228598 | Dilution apparatus with full opened or fully closed valve | Alexander Bally, Allen E. Brandenburg, Charles Kraeuter, Robert Petit, James M. Rubenstein +1 more | 1993-07-20 |
| 5083677 | Dilution station | Alexander Bally, Allen E. Brandenburg, Charles Kraeuter, James M. Rubenstein | 1992-01-28 |
| 5037003 | Dilution station | Alexander Bally, Allen E. Brandenburg, Charles Kraeuter, James M. Rubenstein | 1991-08-06 |