NN

Naoya NONAKA

SU Sumco: 6 patents #50 of 464Top 15%
ST Sumco Techxiv: 3 patents #16 of 144Top 15%
Overall (All Time): #687,580 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12400909 Method for producing support substrate for bonded wafer, and support substrate for bonded wafer Daisuke HIEDA, Hiroaki ISHIZAKI, Toshiyuki Isami, Koudai Moroiwa 2025-08-26
11462409 Epitaxial silicon wafer, and method for manufacturing epitaxial silicon wafer Tadashi Kawashima, Katsuya Ookubo 2022-10-04
10867791 Method for manufacturing epitaxial silicon wafer and epitaxial silicon wafer Tadashi Kawashima, Kenichi Mizogami 2020-12-15
10253429 Method for manufacturing epitaxial silicon wafer Tadashi Kawashima 2019-04-09
9755022 Epitaxial silicon wafer having reduced stacking faults Tadashi Kawashima, Masayuki Shinagawa, Gou Uesono 2017-09-05
9425264 Method for growing an epitaxial film on a phosphorous-doped silicon wafer Tadashi Kawashima, Masayuki Shinagawa, Gou Uesono 2016-08-23
8956927 Method of manufacturing epitaxial silicon wafer and epitaxial silicon wafer manufactured by the method Tadashi Kawashima 2015-02-17