Inventor
NAKAJIMA TAKESHI
JP202 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
14 patentsUS5636194AJun 3, 1997
Method of recording and reproducing data on a disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD132 citations99
US5490126AFeb 6, 1996
Apparatus for recording and reproducing data on a disk
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD177 citations99
US7158464B2Jan 2, 2007
Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD31 citations96
US7145848B2Dec 5, 2006
Optical disk apparatus using tilt and aberration correction control system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD47 citations96
US6678230B2Jan 13, 2004
Waveform equalizer for a reproduction signal obtained by reproducing marks and non-marks recorded on a recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD66 citations96
US5719843AFeb 17, 1998
Method of maximum likelihood decoding and digital information playback apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD83 citations96
US7035327B2Apr 25, 2006
Adaptive equalizer for use in information reproducing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations93
US6937551B2Aug 30, 2005
PRML detector having a viterbi decoder outputting temporary judgement results
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations93
US6934233B2Aug 23, 2005
Waveform equalizer for a reproduction signal obtained by reproducing marks and non-marks recorded on a recording medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations93
US6807134B2Oct 19, 2004
Asymmetry detection apparatus, jitter detection apparatus, and recording/reproduction apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD44 citations93
US6724706B1Apr 20, 2004
Digital adaptive equalizer for different quality signals
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations93
US6577568B1Jun 10, 2003
Optical disk apparatus using tilt and aberration correction control system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations93
US7095696B2Aug 22, 2006
Recording/reproducing device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations92
US7038869B2May 2, 2006
Recording control apparatus, recording and reproduction apparatus, and recording control method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations92
FURUKAWA ELECTRIC CO LTD
7 patentsUS6490395B1Dec 3, 2002
Arrayed waveguide grating and method for compensating optical transmitting center wavelength of light traveling through the same
FURUKAWA ELECTRIC CO LTD70 citations96
US7869014B2Jan 11, 2011
System for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber
FURUKAWA ELECTRIC CO LTD13 citations92
US7424191B2Sep 9, 2008
System for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber
FURUKAWA ELECTRIC CO LTD14 citations92
US7003202B2Feb 21, 2006
Method and system for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber, method of manufacturing optical fibers, method of measuring wavelength-dispersion distribution, method of compensating for measurement errors, and method of specifying conditions of measurement
FURUKAWA ELECTRIC CO LTD12 citations92
US6418249B1Jul 9, 2002
Optical multiplexer/demultiplexer
FURUKAWA ELECTRIC CO LTD22 citations92
US6404946B1Jun 11, 2002
Arrayed waveguide grating type optical multiplexer/demultiplexer
FURUKAWA ELECTRIC CO LTD29 citations92
US6195481B1Feb 27, 2001
Array waveguide diffraction grating optical multiplexer/demultiplexer
FURUKAWA ELECTRIC CO LTD29 citations92
NISSAN MOTOR
6 patentsUSD856870SAug 20, 2019
Rear bumper for automobile
NISSAN MOTOR40 citations94
USD856214SAug 13, 2019
Rear bumper for automobile
NISSAN MOTOR17 citations94
USD843899SMar 26, 2019
Front bumper for automobile
NISSAN MOTOR25 citations94
USD830905SOct 16, 2018
Automobile and/or toy replica thereof
NISSAN MOTOR20 citations92
USD853901SJul 16, 2019
Radiator grille for automobile
NISSAN MOTOR9 citations84
USD824815SAug 7, 2018
Front bumper for automobile
NISSAN MOTOR6 citations84
PIOLAX INC
3 patentsOKADA SHIGEO
3 patentsHITACHI LTD
3 patentsUS5541462AJul 30, 1996
Rotary body bearing apparatus, motor and polygon mirror motor
HITACHI LTD25 citations92
US5574322ANov 12, 1996
Motor, a printer having such a motor and a disk drive system having such a motor
HITACHI LTD46 citations91
US5469008ANov 21, 1995
Motor with a bearing lubricated by magnetic fluid
HITACHI LTD24 citations87
SONY CORP
3 patentsUS4679953AJul 14, 1987
Paper feeding and ejecting device for a printing apparatus
SONY CORP43 citations92
US5342131AAug 30, 1994
Tension balancer device for ink ribbon
SONY CORP20 citations91
US5818545AOct 6, 1998
Remote command light receiving window arranged in logo on frame around television screen
SONY CORP29 citations87
BAXTER INT
2 patentsSOBUE KATSUYOSHI
1 patentNIPPON ELECTRIC CO
1 patentNIPPON TYLAN CORP
1 patentPANASONIC CORP
1 patentNEC CORP
1 patentKONICA CORP
1 patentBASELL POLIOLEFINE SPA
1 patentKONICA MINOLTA BUSINESS TECH
1 patentNAKAJIMA TAKESHI
1 patentShowing the top 50 of 202 patents by PatentIndex Score.