YI

Yasuyuki Itai

NH Nitta Haas: 3 patents #5 of 56Top 9%
RH Rohm And Haas Electronic Materials Cmp Holdings: 2 patents #101 of 239Top 45%
Overall (All Time): #1,516,704 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9150759 Chemical mechanical polishing composition for polishing silicon wafers and related methods Naresh Kumar Penta, Naoko Kawai, Hiroyuki Nakano, Shinichi Haba, Yoshiharu Ota +6 more 2015-10-06
8980749 Method for chemical mechanical polishing silicon wafers Bainian Qian, Hiroyuki Nakano, David B. James, Naoko Kawai, Katsumasa Kawabata +5 more 2015-03-17
7611552 Semiconductor polishing composition Yoshiharu Ohta 2009-11-03