Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8083919 | Membrane electrode assemblies and electropaint systems incorporating same | H. Frederick Hess, Jr., Steven Jovanovic, James E. Rittel, Jr. | 2011-12-27 |
| 7897021 | Membrane electrode assemblies and electropaint systems incorporating same | H. Frederick Hess, Jr., Steven Jovanovic, James E. Rittel, Jr. | 2011-03-01 |
| 7422673 | Membrane electrode assemblies and electropaint systems incorporating same | H. Frederick Hess, Jr., Steven Jovanovic, James E. Rittel, Jr. | 2008-09-09 |
| 5591316 | Electrocoat painting method using guarded tubular membrane electrode cells | H. Frederick Hess, Jr. | 1997-01-07 |
| 5468361 | Membrane guard for a membrane electrode cell | H. Frederick Hess, Jr. | 1995-11-21 |
| 5213671 | Membrane guard for a membrane electrode cell | H. Frederick Hess, Jr. | 1993-05-25 |