Inventor
KATANO TOMOKAZU
JP7 patents
⚠️ This page may combine multiple inventors who share the name “KATANO TOMOKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMCO CORP
6 patentsUS12392050B2Aug 19, 2025
Infrared transmissivity measurement method of quartz glass crucible
SUMCO CORP0 citations61
US11939695B2Mar 26, 2024
Quartz glass crucible, manufacturing method of silicon single crystal using the same, and infrared transmissivity measurement method and manufacturing method of quartz glass crucible
SUMCO CORP0 citations61
US12116692B2Oct 15, 2024
Quartz glass crucible
SUMCO CORP0 citations50
US10020203B1Jul 10, 2018
Epitaxial silicon wafer
SUMCO CORP1 citations50
US10211066B2Feb 19, 2019
Silicon epitaxial wafer and method of producing same
SUMCO CORP0 citations36
US10494734B2Dec 3, 2019
Method for producing silicon single crystals
SUMCO CORP0 citations35