Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7348092 | Apparatus for and method of forming seals in fuel cells and fuel stacks | David Frank, Joseph Cargnelli, Lawrence Frisch, William Gordon Bradford, Myron T. Maxson +1 more | 2008-03-25 |
| 7210220 | Apparatus for and method of forming seals in fuel cells and fuel stacks | David Frank, Joseph Cargnelli, Lawrence Frisch, William Gordon Bradford, Myron T. Maxson +1 more | 2007-05-01 |
| 7138202 | Apparatus for and method of forming seals in fuel cells and fuel stacks | David Frank, Joseph Cargnelli, Lawrence Frisch, William Gordon Bradford, Myron T. Maxson +1 more | 2006-11-21 |
| 6852439 | Apparatus for and method of forming seals in fuel cells and fuel cell stacks | David Frank, Joseph Cargnelli, Lawrence Frisch, William Gordon Bradford, Myron T. Maxson +1 more | 2005-02-08 |