WT

Wei-Wen Tsai

RH Rohm And Haas Electronic Materials Cmp Holdings: 12 patents #20 of 239Top 9%
Rohm And Haas: 3 patents #655 of 2,359Top 30%
Dow Global Technologies: 2 patents #1,896 of 4,534Top 45%
📍 Philadelphia, PA: #157 of 4,834 inventorsTop 4%
🗺 Pennsylvania: #4,155 of 74,527 inventorsTop 6%
Overall (All Time): #265,122 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12330261 Offset pore poromeric polishing pad Katsumasa Kawabata, Hui Bin Huang, Akane Uehara, Yosuke Takei 2025-06-17
11667061 Method of forming leveraged poromeric polishing pad Katsumasa Kawabata, Hui Bin Huang, Akane Uehara, Yosuke Takei 2023-06-06
11339308 Chemical mechanical polishing method Lin-Chen Ho, Cheng-Ping Lee, Jiun-Fang Wang 2022-05-24
10947415 Chemical mechanical polishing of tungsten using a method and composition containing quaternary phosphonium compounds Lin-Chen Ho, Cheng-Ping Lee 2021-03-16
10815392 Chemical mechanical polishing method for tungsten Lin-Chen Ho 2020-10-27
10640682 Chemical mechanical polishing method for tungsten Lin-Chen Ho, Cheng-Ping Lee 2020-05-05
10633558 Chemical mechanical polishing method for tungsten Lin-Chen Ho, Cheng-Ping Lee 2020-04-28
10633557 Chemical mechanical polishing method for tungsten Lin-Chen Ho, Cheng-Ping Lee 2020-04-28
10604678 Chemical mechanical polishing of tungsten using a method and composition containing quaternary phosphonium compounds Lin-Chen Ho, Cheng-Ping Lee 2020-03-31
10573524 Method of chemical mechanical polishing a semiconductor substrate Cheng-Ping Lee, Jiun-Fang Wang 2020-02-25
10557060 Method of chemical mechanical polishing a substrate Lin-Chen Ho, Cheng-Ping Lee, Jiun-Fang Wang 2020-02-11
10286518 Chemical mechanical polishing method for tungsten Lin-Chen Ho, Cheng-Ping Lee 2019-05-14
10181408 Chemical mechanical polishing method for tungsten using polyglycols and polyglycol derivatives Lin-Chen Ho, Cheng-Ping Lee 2019-01-15
10173925 Synthetic polymer rheology modifier and water retention agent replacement for cellulose ether in cement compositions Robert Baumann, Adam W. Freeman, Philip M. Imbesi, Marc Schmitz, Hongwei Shen +1 more 2019-01-08
10005694 Two component synthetic water retention agent and rheology modifier for use in cements, mortars and plasters Alvin M. Maurice, Thomas Oswald, Michael J. Radler, Hongwei Shen 2018-06-26
9984895 Chemical mechanical polishing method for tungsten Lin-Chen Ho, Cheng-Ping Lee 2018-05-29
8841360 Enzyme curable alkyd composition Selvanathan Arumugam, Ralph C. Even, David L. Fratarelli, Kathleen Manna 2014-09-23