Inventor
ETO SHUNICHI
JP3 patents
Patents
3 patentsUS11940466B2Mar 26, 2024
Ceramic, probe guiding member, probe card, and socket for package inspection
FERROTEC MATERIAL TECH CORPORATION0 citations56
US11485686B2Nov 1, 2022
Ceramic, probe guiding member, probe card, and socket for package inspection
FERROTEC MATERIAL TECH CORPORATION0 citations56
US11306029B2Apr 19, 2022
Alumina sintered body, method for manufacturing the same, and part for semiconductor manufacturing apparatus
FERROTEC MATERIAL TECH CORPORATION0 citations44