Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7966909 | Process of forming a razor blade | John Madeira, Arutiun P. Ehiasarian, Papken Hovsepian, Krassimir Grigorov Marchev | 2011-06-28 |
| 7882640 | Razor blades and razors | Andrew Zhuk, Weili Yu, Hoang Mai Trankiem, Kevin Powell, Yiqian Eric Liu +5 more | 2011-02-08 |
| 7448135 | Multi-blade razors | Andrew Zhuk, Weili Yu, Hoang Mai Trankiem, Kevin Powell, Yiqian Eric Liu +5 more | 2008-11-11 |
| 6866894 | Razor blade technology | Hoang Mai Trankiem, Michael J. Paretchan, Colin Clipstone, Steve S. Hahn, Charles S. White +2 more | 2005-03-15 |
| 6684513 | Razor blade technology | Colin Clipstone, Steve S. Hahn, Charles S. White, Andrew Zhuk | 2004-02-03 |
| 6610428 | Controlled conversion of metal oxyfluorides into superconducting oxides | John A. Smith, Michael Cima | 2003-08-26 |
| 6172009 | Controlled conversion of metal oxyfluorides into superconducting oxides | John A. Smith, Michael J. Cima | 2001-01-09 |
| 5017532 | Sintered ceramic product | Angus Kingon, Adrian W. Paterson | 1991-05-21 |