Inventor
TAKEI SHOJI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “TAKEI SHOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
5 patentsUS11417623B2Aug 16, 2022
Semiconductor chip and semiconductor device including a copper pillar and an intermediate layer
ROHM CO LTD5 citations83
US11961816B2Apr 16, 2024
Semiconductor chip and semiconductor device including a copper pillar and an intermediate layer and a concave portion formed at one end surface of the copper pillar
ROHM CO LTD2 citations72
US12341120B2Jun 24, 2025
Semiconductor chip and semiconductor device including a copper pillar and an intermediate layer
ROHM CO LTD0 citations62
US12444704B2Oct 14, 2025
Semiconductor device and method of manufacturing the semiconductor device
ROHM CO LTD0 citations50
US8878294B2Nov 4, 2014
Semiconductor device having a drain-gate isolation portion
ROHM CO LTD0 citations50