Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11502344 | Hydrometallurgical method for recycling lead from spent lead-acid battery paste | Chengyan Wang, Peng XING | 2022-11-15 |
| 8650625 | Method and system for secure authentication of a user by a host system | Michael Grandcolas, Marc Guzman, Thomas Yee, Dilip Parekh | 2014-02-11 |
| 8146141 | Method and system for secure authentication of a user by a host system | Michael Grandcolas, Marc Guzman, Thomas Yee, Dilip Parekh | 2012-03-27 |