Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
QS

Quan Su — 6 Patents

TRTronox: 5 patents #4 of 40Top 10%
XIXintec: 1 patents #71 of 118Top 65%
Edmond, OK: #84 of 633 inventorsTop 15%
Oklahoma: #1,811 of 12,736 inventorsTop 15%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Quan Su has been granted 6 US patents while listed as an inventor at Tronox. The first was granted in 2017 and the most recent in September 2024. Quan Su ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Quan Su in Edmond, OK, US.

Patents per Year

Patents granted per year, 2017 to 2024Bar chart with a peak of 2 patents in 2018.peak 22017: 1 patents20172018: 2 patents20182019: 2 patents20192024: 1 patents2024

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12091556 Stir-in titanium dioxide pigment composition Venkata Rama Rao Goparaju 2024-09-17 $21,144,000
10407544 Titanium dioxide pigment and manufacturing method Venkata Rama Rao Goparaju 2019-09-10 $17,957,000
10388541 Wafer coating system and method of manufacturing chip package Yu-Tung Chen, Chuan-Jin Shiu, Chien-Hui Chen, Hsiao-Lan Yeh, Yen-Shih Ho 2019-08-20
10125219 Titanium dioxide pigment and manufacturing method Venkata Rama Rao Goparaju 2018-11-13 $14,001,000
9902800 Polymer, polymer modified titanium dioxide pigment, and method of forming a pigmented paint formulation Venkata Rama Rao Goparaju 2018-02-27 $22,903,000
9745405 Polymer, polymer modified titanium dioxide pigment, and method of forming a pigmented paint formulation Venkata Rama Rao Goparaju 2017-08-29 $19,392,000