P

Inventor

TAKAHASHI HIDEKI

JP191 patents
⚠️ This page may combine multiple inventors who share the name “TAKAHASHI HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI ELECTRIC CORP

23 patents
US5864159AJan 26, 1999

Insulated gate semiconductor device structure to prevent a reduction in breakdown voltage

MITSUBISHI ELECTRIC CORP158 citations99
US5389815AFeb 14, 1995

Semiconductor diode with reduced recovery current

MITSUBISHI ELECTRIC CORP162 citations99
US5751024AMay 12, 1998

Insulated gate semiconductor device

MITSUBISHI ELECTRIC CORP119 citations98
US6768168B1Jul 27, 2004

Insulated gate semiconductor device with low on voltage and manufacturing method thereof

MITSUBISHI ELECTRIC CORP60 citations96
US6221721B1Apr 24, 2001

Method of manufacturing an insulated trench gate semiconductor device

MITSUBISHI ELECTRIC CORP77 citations96
US6118150ASep 12, 2000

Insulated gate semiconductor device and method of manufacturing the same

MITSUBISHI ELECTRIC CORP67 citations96
US6040599AMar 21, 2000

Insulated trench semiconductor device with particular layer structure

MITSUBISHI ELECTRIC CORP65 citations96
US6001678ADec 14, 1999

Insulated gate semiconductor device

MITSUBISHI ELECTRIC CORP74 citations96
US5801408ASep 1, 1998

Insulated gate semiconductor device and method of manufacturing the same

MITSUBISHI ELECTRIC CORP75 citations96
US5569941AOct 29, 1996

Insulated gate semiconductor device with a buried gapped semiconductor region

MITSUBISHI ELECTRIC CORP74 citations96
US8008711B2Aug 30, 2011

Insulated gate transistor incorporating diode

MITSUBISHI ELECTRIC CORP19 citations93
US7154145B2Dec 26, 2006

Insulated gate transistor incorporating diode

MITSUBISHI ELECTRIC CORP28 citations93
US6781199B2Aug 24, 2004

Semiconductor device having first and second trenches with no control electrode formed in the second trench

MITSUBISHI ELECTRIC CORP56 citations93
US6008518ADec 28, 1999

Transistor and method of manufacturing the same

MITSUBISHI ELECTRIC CORP28 citations93
US5981981ANov 9, 1999

Semiconductor device including a bipolar structure

MITSUBISHI ELECTRIC CORP28 citations93
US5960264ASep 28, 1999

Method of manufacturing an insulated gate semiconductor device

MITSUBISHI ELECTRIC CORP24 citations93
US6838321B2Jan 4, 2005

Semiconductor substrate with defects reduced or removed and method of manufacturing the same, and semiconductor device capable of bidirectionally retaining breakdown voltage and method of manufacturing the same

MITSUBISHI ELECTRIC CORP22 citations92
US6734497B2May 11, 2004

Insulated gate bipolar transistor, semiconductor device, method of manufacturing insulated-gate bipolar transistor, and method of manufacturing semiconductor device

MITSUBISHI ELECTRIC CORP34 citations92
US6472693B1Oct 29, 2002

Semiconductor device and method of manufacturing the same

MITSUBISHI ELECTRIC CORP21 citations92
US6331466B1Dec 18, 2001

Insulated gate semiconductor device and manufacturing method thereof

MITSUBISHI ELECTRIC CORP37 citations92
US6323508B1Nov 27, 2001

Insulated gate semiconductor device and manufacturing method thereof

MITSUBISHI ELECTRIC CORP28 citations92
US6107650AAug 22, 2000

Insulated gate semiconductor device and manufacturing method thereof

MITSUBISHI ELECTRIC CORP38 citations92
US7211837B2May 1, 2007

Insulated gate semiconductor device

MITSUBISHI ELECTRIC CORP20 citations91

TOSHIBA KK

13 patents
US7002882B2Feb 21, 2006

Information recording medium capable of defect management, information recording apparatus capable of defect management, and information playback apparatus for playing back information from defect-managed medium

TOSHIBA KK156 citations99
US6662309B2Dec 9, 2003

Information recording device and a method of recording information by setting the recording area based on contiguous data area

TOSHIBA KK77 citations99
US6373800B1Apr 16, 2002

Information recording apparatus and method with replacement process

TOSHIBA KK194 citations99
US5914928AJun 22, 1999

Information recording disk having replacement area

TOSHIBA KK311 citations99
US5878020AMar 2, 1999

Information recording disk with management areas

TOSHIBA KK340 citations99
US6385744B1May 7, 2002

Data recording medium, data recording method and data reproducing method

TOSHIBA KK122 citations98
US6651135B2Nov 18, 2003

Information recording device and a method of recording information by setting the recording area based on contiguous data area

TOSHIBA KK45 citations96
US6594725B2Jul 15, 2003

Information recording method apparatus and storage medium for recording information length as part of file entry information

TOSHIBA KK44 citations96
US6530037B2Mar 4, 2003

Information recording device and a method of recording information by setting the recording area based on contiguous data area

TOSHIBA KK38 citations96
US6493302B2Dec 10, 2002

Information recording apparatus and method with replacement process

TOSHIBA KK54 citations96
US6560181B1May 6, 2003

Information recording medium which records information that pertains to integrity

TOSHIBA KK22 citations93
US6609175B1Aug 19, 2003

Information recording method, information recording device, and information storage medium

TOSHIBA KK19 citations92
US6571309B2May 27, 2003

Information recording method apparatus and storage medium for recording information length and file type as part of file entry information

TOSHIBA KK15 citations92

KONICA MINOLTA HOLDINGS INC

2 patents

KONISHIROKU PHOTO IND

2 patents

UNITIKA LTD

2 patents

MITSUBISHI CHEM CORP

1 patent

NIPPON SEIKO KK

1 patent

TAKEDA CHEMICAL INDUSTRIES LTD

1 patent

ENSUIKO SUGAR REFINING

1 patent

SANYO ELECTRIC CO

1 patent

ALPINE ELECTRONICS INC

1 patent

SONY CORP

1 patent

MIYOSHI KASEI INC

1 patent

Showing the top 50 of 191 patents by PatentIndex Score.