Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447490 | Vagina cleaning system for preventing pregnancy and sexually transmitted diseases | James Zhou Liu | 2002-09-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447490 | Vagina cleaning system for preventing pregnancy and sexually transmitted diseases | James Zhou Liu | 2002-09-10 |