Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9122703 | Hierarchical category index navigational system | Zhiying Jin, Fenglin Yin, Sharon Marie Walker, Jennifer Logan Stelling, David A. Philbin +3 more | 2015-09-01 |
| 8555203 | Stackable icons | Zhiying Jin, Fenglin Yin, Sharon Marie Walker, Jennifer Logan Stelling, David A. Philbin +2 more | 2013-10-08 |
| 8346751 | Hierarchial category index navigational system | Zhiying Jin, Fenglin Yin, Sharon Marie Walker, Jennifer Logan Stelling, David A. Philbin +3 more | 2013-01-01 |