Inventor

HIRAKI KEIICHIRO

JP2 patents

⚠️ This page may combine multiple inventors who share the name “HIRAKI KEIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UMENO SHIGERU

1 patent

US8771415B2Jul 8, 2014

Method of manufacturing silicon single crystal, silicon single crystal ingot, and silicon wafer

UMENO SHIGERU4 citations66

SUMCO CORP

1 patent

US10526728B2Jan 7, 2020

Silicon wafer and method for manufacturing same

SUMCO CORP0 citations45