P

Inventor

KATO TADAHIRO

JP35 patents
⚠️ This page may combine multiple inventors who share the name “KATO TADAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHINETSU HANDOTAI KK

26 patents
US5942445AAug 24, 1999

Method of manufacturing semiconductor wafers

SHINETSU HANDOTAI KK163 citations98
US5951374ASep 14, 1999

Method of polishing semiconductor wafers

SHINETSU HANDOTAI KK57 citations96
US5800725ASep 1, 1998

Method of manufacturing semiconductor wafers

SHINETSU HANDOTAI KK80 citations96
US6491836B1Dec 10, 2002

Semiconductor wafer and production method therefor

SHINETSU HANDOTAI KK52 citations94
US5679212AOct 21, 1997

Method for production of silicon wafer and apparatus therefor

SHINETSU HANDOTAI KK54 citations93
US5474644ADec 12, 1995

Method and apparatus for high-flatness etching of wafer

SHINETSU HANDOTAI KK27 citations93
US6346485B1Feb 12, 2002

Semiconductor wafer processing method and semiconductor wafers produced by the same

SHINETSU HANDOTAI KK16 citations92
US6239039B1May 29, 2001

Semiconductor wafers processing method and semiconductor wafers produced by the same

SHINETSU HANDOTAI KK17 citations92
US6050880AApr 18, 2000

Surface grinding device and method of surface grinding a thin-plate workpiece

SHINETSU HANDOTAI KK31 citations92
US6652358B1Nov 25, 2003

Double-sided simultaneous grinding method, double-sided simultaneous grinding machine, double-sided simultaneous lapping method, and double-sided simultaneous lapping machine

SHINETSU HANDOTAI KK39 citations91
US6284658B1Sep 4, 2001

Manufacturing process for semiconductor wafer

SHINETSU HANDOTAI KK20 citations91
US5494862AFeb 27, 1996

Method of making semiconductor wafers

SHINETSU HANDOTAI KK47 citations91
US5447890ASep 5, 1995

Method for production of wafer

SHINETSU HANDOTAI KK20 citations91
US6077149AJun 20, 2000

Method and apparatus for surface-grinding of workpiece

SHINETSU HANDOTAI KK24 citations89
US8037878B2Oct 18, 2011

Method for slicing workpiece by using wire saw and wire saw

SHINETSU HANDOTAI KK21 citations87
US7507146B2Mar 24, 2009

Method for producing semiconductor wafer and semiconductor wafer

SHINETSU HANDOTAI KK22 citations86
US7332437B2Feb 19, 2008

Method for processing semiconductor wafer and semiconductor wafer

SHINETSU HANDOTAI KK9 citations81
US6787797B2Sep 7, 2004

Semiconductor wafer and device for semiconductor device manufacturing process

SHINETSU HANDOTAI KK12 citations73
US6432837B2Aug 13, 2002

Semiconductor wafer processing method and semiconductor wafers produced by the same

SHINETSU HANDOTAI KK11 citations73
US6358117B1Mar 19, 2002

Processing method for a wafer

SHINETSU HANDOTAI KK9 citations72
US6220928B1Apr 24, 2001

Surface grinding method and apparatus for thin plate work

SHINETSU HANDOTAI KK14 citations72
US8029339B2Oct 4, 2011

Workpiece double-disc grinding apparatus and workpiece double-disc grinding method

SHINETSU HANDOTAI KK3 citations63
US10011046B2Jul 3, 2018

Fixed-abrasive-grain wire, wire saw, and method for slicing workpiece

SHINETSU HANDOTAI KK0 citations52
US10002753B2Jun 19, 2018

Chamfering apparatus and method for manufacturing notchless wafer

SHINETSU HANDOTAI KK1 citations52
US7997262B2Aug 16, 2011

Method of improving nanotopography of surface of wafer and wire saw apparatus

SHINETSU HANDOTAI KK0 citations52
US9358655B2Jun 7, 2016

Outer periphery polishing apparatus for disc-shaped workpiece

SHINETSU HANDOTAI KK0 citations27

KANSAI PAINT CO LTD

3 patents

KATO TADAHIRO

3 patents

SHIN ESTU HANDOTAI CO LTD

1 patent

MITSUBISHI HEAVY IND LTD

1 patent

KOBAYASHI KENJI

1 patent