Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9632987 | Technique that enhances the manipulation of an HTML tree presentation by using an array representation of the hierarchical path of a tree node | Lei Zhang, Jian Zhu | 2017-04-25 | $1,937,000 |
| 9213849 | Hierarchical access control administration preview | John W. Stephenson, Lei Zhang | 2015-12-15 | $6,200,000 |
| 8037525 | Access control and entitlement determination for hierarchically organized content | John W. Stephenson | 2011-10-11 | $5,277,000 |