P

Inventor

KITAHARA ERIKO

JP17 patents

Patents

17 patents
US9932692B2Apr 3, 2018

Vitreous silica crucible

SUMCO CORP2 citations72
US9809902B2Nov 7, 2017

Method for evaluating silica glass crucible, method for producing silicon single crystals

SUMCO CORP2 citations70
US12392050B2Aug 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
US11473209B2Oct 18, 2022

Quartz glass crucible and manufacturing method thereof

SUMCO CORP0 citations61
US12371812B2Jul 29, 2025

Quartz glass crucible and manufacturing method thereof

SUMCO CORP0 citations60
US12509793B2Dec 30, 2025

Quartz glass crucible, manufacturing method therefor, and method for manufacturing silicon single crystal

SUMCO CORP0 citations51
US11703452B2Jul 18, 2023

Method and apparatus for measuring transmittance of quartz crucible

SUMCO CORP0 citations51
US10024784B2Jul 17, 2018

Vitreous silica crucible and evaluation method of the same

SUMCO CORP1 citations51
US9964478B2May 8, 2018

Destructive inspection method and quality determination method for vitreous silica crucible

SUMCO CORP0 citations51
US9863061B2Jan 9, 2018

Vitreous silica crucible and method for manufacturing the same

SUMCO CORP1 citations51
US9863059B2Jan 9, 2018

Method for pulling silicon single crystal

SUMCO CORP0 citations51
US9816917B2Nov 14, 2017

Vitreous silica crucible and distortion-measuring apparatus for the same

SUMCO CORP1 citations51
US12116692B2Oct 15, 2024

Quartz glass crucible

SUMCO CORP0 citations50
US9758901B2Sep 12, 2017

Vitreous silica crucible for pulling of silicon single crystal and method for manufacturing the same

SUMCO CORP1 citations45
US10266961B2Apr 23, 2019

Silica glass crucible and method for producing monocrystalline silicon using same

SUMCO CORP0 citations41
US9754052B2Sep 5, 2017

Device for assisting with setting of manufacturing conditions for silica glass crucible, device for assisting with setting of manufacturing conditions for mold for manufacturing silica glass crucible, device for assisting with condition setting for pulling up monocrystalline silicon using silica glass crucible

SUMCO CORP0 citations37