Inventor
TANAKA SHINICHI
JP272 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
35 patentsUS6081785AJun 27, 2000
Optical disk, optical recorder, optical reproducer, crytocommunication system and program license system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD197 citations99
US6052465AApr 18, 2000
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD176 citations99
US6633853B2Oct 14, 2003
Recordable optical disk encrypted with disk identification and multiple keys
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations97
US7110544B2Sep 19, 2006
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations96
US6885629B2Apr 26, 2005
Recordable optical disk including an auxiliary information presence indicator
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations96
US6735160B1May 11, 2004
Optical disc, and recording apparatus, recording method, and reproducing apparatus for the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD59 citations96
US6600706B1Jul 29, 2003
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations96
US6457128B1Sep 24, 2002
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations96
US6343282B1Jan 29, 2002
Optical disk reading device using both a decipher key and disk identification information
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations96
US6285762B1Sep 4, 2001
Optical disk, optical disk barcode forming method, optical disk reproduction apparatus, marking forming apparatus, method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations96
US6285763B1Sep 4, 2001
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations96
US6229896B1May 8, 2001
Optical disk, an optical barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations96
US6208736B1Mar 27, 2001
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations96
US6175629B1Jan 16, 2001
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations96
US6160888ADec 12, 2000
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations96
US6122373ASep 19, 2000
Optical disk, optical disk barcode forming method, optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations96
US5815485ASep 29, 1998
Recording medium, a method for producing the same, a control method using the recording medium, and a recording/reproducing apparatus using the recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD79 citations96
US5276674AJan 4, 1994
Optical recording medium having thin protective layer and two-dimensionally aligned code words and recording/reproducing apparatus employing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD67 citations96
US4862295AAug 29, 1989
Method of formatting a storage medium and drive unit for controlling the reading and writing of data on the formatted storage medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations95
US6301569B1Oct 9, 2001
Optical disk, optical recorder, optical reproducer, cryptocommunication system and program license system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations94
US6622132B1Sep 16, 2003
Device for encoding encrypted information on an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations93
US6611820B2Aug 26, 2003
Recording medium, recorder, reproducer, cryptocommunication system and program license system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations93
US6381588B2Apr 30, 2002
Optical disk recordable using both a cipher key and disk identification information for encryption
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations93
US6144742ANov 7, 2000
Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations93
US5974140AOct 26, 1999
Information carrier and recording and/or reproducing apparatus and/or initializing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations93
US5627816AMay 6, 1997
Multilayer optical disk and apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations93
US5563873AOct 8, 1996
Multilayer optical disk and apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations93
US5347504ASep 13, 1994
Optical disk apparatus for optically recording or reproducing information on an optical recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations93
US5345072ASep 6, 1994
Focus detection device for reading information from an optical recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations93
US5088080AFeb 11, 1992
Apparatus for deriving synchronizing signal from pre-formed marks on record carrier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations93
US4823334AApr 18, 1989
Optical head with easily adjustable collimator having two lens components
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations93
US4728929AMar 1, 1988
Method and apparatus for encoding binary data
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations93
US6597654B2Jul 22, 2003
Recordable optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations92
US6590846B2Jul 8, 2003
Recordable optical disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations92
US5241528AAug 31, 1993
Optical pickup
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations92
TOSHIBA KK
4 patentsUS5987066ANov 16, 1999
Digital data transmitting method
TOSHIBA KK60 citations96
US7110800B2Sep 19, 2006
Communication system using short range radio communication headset
TOSHIBA KK60 citations95
US7136684B2Nov 14, 2006
Headset with radio communication function and communication recording system using time information
TOSHIBA KK51 citations93
US5610419AMar 11, 1997
Semiconductor integrated circuit device with elements isolated by trenches
TOSHIBA KK31 citations93
SHARP KK
2 patentsSONY CORP
2 patentsPANASONIC CORP
1 patentHONDA MOTOR CO LTD
1 patentNAKANISHI INC
1 patentCASIO COMPUTER CO LTD
1 patentNIKON CORP
1 patentHINO MOTORS LTD
1 patentMICRO MOTION INC
1 patentShowing the top 50 of 272 patents by PatentIndex Score.