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

Xi Cen — 13 Patents

Applied Materials: 13 patents #1,046 of 7,310Top 15%
San Jose, CA: #5,025 of 32,062 inventorsTop 20%
California: #47,433 of 386,348 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Xi Cen has been granted 13 US patents while listed as an inventor at Applied Materials. The first was granted in 2022 and the most recent in July 2025. Xi Cen ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Xi Cen in San Jose, CA, US.

Patents per Year

Patents granted per year, 2022 to 2025Bar chart with a peak of 4 patents in 2024.peak 42022: 3 patents20222023: 3 patents20232024: 4 patents20242025: 3 patents2025

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12351909 Gap fill methods using catalyzed deposition Byunghoon Yoon, Liqi Wu, Joung Joo Lee, Kai Wu, Wei-Sheng Lei +2 more 2025-07-08
D1066440 Process chamber pumping liner Yang Li, Kai Wu, Min-Han Lee, Mehran Behdjat 2025-03-11
12191198 Low resistivity tungsten film and method of manufacture Feihu Wang, Joung Joo Lee, Zhibo Yuan, Wei-Sheng Lei, Kai Wu +2 more 2025-01-07
12159804 Tungsten molybdenum structures Kai Wu, Dixiong WANG, Yi Luo 2024-12-03 $97,002,000
12094773 Methods for low resistivity and stress tungsten gap fill Kai Wu, Min Heon, Wei Min Chan, Tom Ho Wing Yu, Peiqi WANG +4 more 2024-09-17 $46,375,000
12014956 Tungsten gapfill using molybdenum co-flow Kai Wu 2024-06-18 $83,264,000
11859277 Catalyst enhanced molybdenum deposition and gap fill Kai Wu, Seshadri Ganguli, Xinming Zhang, Norman L. Tam, Abhilash J. Mayur 2024-01-02 $40,045,000
11798845 Methods and apparatus for low resistivity and stress tungsten gap fill Kai Wu, Min Heon, Wei Min Chan, Tom Ho Wing Yu, Peiqi WANG +4 more 2023-10-24 $34,065,000
11776806 Multi-step pre-clean for selective metal gap fill Yakuan Yao, Yiming Lai, Kai Wu, Avgerinos V. Gelatos, David T. Or +8 more 2023-10-03 $34,462,000
11680312 Catalyst enhanced seamless ruthenium gap fill Byunghoon Yoon, Seshadri Ganguli 2023-06-20 $48,645,000
11401602 Catalyst enhanced seamless ruthenium gap fill Byunghoon Yoon, Seshadri Ganguli 2022-08-02 $46,822,000
11380536 Multi-step pre-clean for selective metal gap fill Yakuan Yao, Yiming Lai, Kai Wu, Avgerinos V. Gelatos, David T. Or +8 more 2022-07-05 $35,888,000
11355391 Method for forming a metal gapfill Feiyue Ma, Kai Wu, Yu Lei, Kazuya Daito, Yi Xu +13 more 2022-06-07 $46,649,000