P

Inventor

TAMATSUKA MASARO

JP30 patents
⚠️ This page may combine multiple inventors who share the name “TAMATSUKA MASARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHINETSU HANDOTAI KK

29 patents
US6478883B1Nov 12, 2002

Silicon single crystal wafer, epitaxial silicon wafer, and methods for producing them

SHINETSU HANDOTAI KK84 citations97
US6680260B2Jan 20, 2004

Method of producing a bonded wafer and the bonded wafer

SHINETSU HANDOTAI KK53 citations96
US6191009B1Feb 20, 2001

Method for producing silicon single crystal wafer and silicon single crystal wafer

SHINETSU HANDOTAI KK57 citations96
US7147711B2Dec 12, 2006

Method of producing silicon wafer and silicon wafer

SHINETSU HANDOTAI KK22 citations92
US6573159B1Jun 3, 2003

Method for thermally annealing silicon wafer and silicon wafer

SHINETSU HANDOTAI KK29 citations92
US6413310B1Jul 2, 2002

Method for producing silicon single crystal wafer and silicon single crystal wafer

SHINETSU HANDOTAI KK45 citations92
US6299982B1Oct 9, 2001

Silicon single crystal wafer and method for producing silicon single crystal wafer

SHINETSU HANDOTAI KK25 citations92
US6261361B1Jul 17, 2001

Silicon single crystal wafer having few defects wherein nitrogen is doped and a method for producing it

SHINETSU HANDOTAI KK34 citations92
US6224668B1May 1, 2001

Method for producing SOI substrate and SOI substrate

SHINETSU HANDOTAI KK38 citations92
US6139625AOct 31, 2000

Method for producing a silicon single crystal wafer and a silicon single crystal wafer

SHINETSU HANDOTAI KK27 citations92
US6077343AJun 20, 2000

Silicon single crystal wafer having few defects wherein nitrogen is doped and a method for producing it

SHINETSU HANDOTAI KK33 citations92
US6162708ADec 19, 2000

Method for producing an epitaxial silicon single crystal wafer and the epitaxial silicon single crystal wafer

SHINETSU HANDOTAI KK47 citations91
US6197109B1Mar 6, 2001

Method for producing low defect silicon single crystal doped with nitrogen

SHINETSU HANDOTAI KK17 citations84
US6809015B2Oct 26, 2004

Method for heat treatment of silicon wafers and silicon wafer

SHINETSU HANDOTAI KK9 citations74
US6802899B1Oct 12, 2004

Silicon single crystal wafer and manufacturing process therefor

SHINETSU HANDOTAI KK11 citations74
US6626994B1Sep 30, 2003

Silicon wafer for epitaxial wafer, epitaxial wafer, and method of manufacture thereof

SHINETSU HANDOTAI KK12 citations74
US7189293B2Mar 13, 2007

Method of producing annealed wafer and annealed wafer

SHINETSU HANDOTAI KK7 citations73
US6599603B1Jul 29, 2003

Silicon wafer

SHINETSU HANDOTAI KK9 citations73
US5444246AAug 22, 1995

Determining carbon concentration in silicon single crystal by FT-IR

SHINETSU HANDOTAI KK11 citations73
US5386118AJan 31, 1995

Method and apparatus for determination of interstitial oxygen concentration in silicon single crystal

SHINETSU HANDOTAI KK10 citations71
US7011717B2Mar 14, 2006

Method for heat treatment of silicon wafers and silicon wafer

SHINETSU HANDOTAI KK2 citations63
US6878645B2Apr 12, 2005

Method for manufacturing silicon wafer

SHINETSU HANDOTAI KK3 citations63
US6291874B1Sep 18, 2001

Method for producing silicon single crystal wafer for particle monitoring and silicon single crystal wafer for particle monitoring

SHINETSU HANDOTAI KK3 citations63
US11248306B2Feb 15, 2022

Anodic-oxidation equipment, anodic-oxidation method, and method for producing cathode of anodic-oxidation equipment

SHINETSU HANDOTAI KK0 citations62
US6841450B2Jan 11, 2005

Annealed wafer manufacturing method and annealed wafer

SHINETSU HANDOTAI KK3 citations62
US6805743B2Oct 19, 2004

Method for manufacturing single-crystal-silicon wafers

SHINETSU HANDOTAI KK4 citations62
US7153785B2Dec 26, 2006

Method of producing annealed wafer and annealed wafer

SHINETSU HANDOTAI KK5 citations61
US7326658B2Feb 5, 2008

Method for preparing nitrogen-doped annealed wafer and nitrogen-doped and annealed wafer

SHINETSU HANDOTAI KK0 citations52
US6670261B2Dec 30, 2003

Production method for annealed wafer

SHINETSU HANDOTAI KK1 citations52

SHIN ETSU HANDOTAL CO LTD

1 patent