Inventor
NARA TAKASHI
JP86 patents
⚠️ This page may combine multiple inventors who share the name “NARA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
14 patentsUS5878097AMar 2, 1999
Signal processing delay circuit
HITACHI LTD158 citations98
US5636254AJun 3, 1997
Signal processing delay circuit
HITACHI LTD70 citations96
US5940416AAug 17, 1999
Digital signal decoding apparatus and a decoding method used therein
HITACHI LTD32 citations92
US5844741ADec 1, 1998
System for reproducing high-density magnetic record data with viterbi detector for generating quadripartite reproduction data
HITACHI LTD40 citations92
US5572163ANov 5, 1996
Active filter control apparatus
HITACHI LTD39 citations92
US6791776B2Sep 14, 2004
Apparatus for information recording and reproducing
HITACHI LTD18 citations91
US5937020AAug 10, 1999
Digital information signal reproducing circuit and digital information system
HITACHI LTD42 citations90
US5614860AMar 25, 1997
Voltage-controlled filter circuit, a semiconductor integrated circuit device for signal processing, and a signal reading apparatus using the circuit and the apparatus
HITACHI LTD21 citations90
US6326838B1Dec 4, 2001
Time sharing analog filters control method and magnetic disk system
HITACHI LTD15 citations84
US6445522B1Sep 3, 2002
Disk device and method of generating signal representing head
HITACHI LTD13 citations82
US6373407B1Apr 16, 2002
Data encoding method for digital data recording and data recording system using the same
HITACHI LTD15 citations82
US6172828B1Jan 9, 2001
Signal processing apparatus and a disk control apparatus, with head positioning control based on digitized servo data
HITACHI LTD9 citations74
US7139143B2Nov 21, 2006
Disk device and method of generating signal representing head
HITACHI LTD10 citations72
US5398047AMar 14, 1995
Semiconductor integrated circuit device including high-speed operating circuit and low-speed operating circuit, and system using the same
HITACHI LTD9 citations66
AUDIO TECHNICA KK
9 patentsUSD948483SApr 12, 2022
Earphone
AUDIO TECHNICA KK36 citations94
USD933601SOct 19, 2021
Battery charger for earphone
AUDIO TECHNICA KK26 citations94
USD924850SJul 13, 2021
Earphone
AUDIO TECHNICA KK23 citations94
USD997133SAug 29, 2023
Earphone
AUDIO TECHNICA KK9 citations85
USD934841SNov 2, 2021
Earphone
AUDIO TECHNICA KK16 citations85
USD934840SNov 2, 2021
Earphone
AUDIO TECHNICA KK11 citations85
USD1031691SJun 18, 2024
Headphone
AUDIO TECHNICA KK2 citations73
USD1024942SApr 30, 2024
Battery charger for earphones
AUDIO TECHNICA KK2 citations72
US11399227B2Jul 26, 2022
Wireless earphone charger, wireless earphone and wireless earphone system
AUDIO TECHNICA KK5 citations71
FUJITSU LTD
6 patentsUS4761779AAug 2, 1988
Subscriber's line switching control system
FUJITSU LTD47 citations90
US4698801AOct 6, 1987
Digital exchange system
FUJITSU LTD30 citations90
US4661946AApr 28, 1987
Digital switch module having encoding law conversion capability
FUJITSU LTD27 citations90
US5271009ADec 14, 1993
Data transfer method performed in a data processor provided in a switching system
FUJITSU LTD20 citations73
US4812839AMar 14, 1989
System for controlling network activation sequence
FUJITSU LTD12 citations72
US4754273AJun 28, 1988
System for controlling network activation sequence
FUJITSU LTD13 citations72
KONICA MINOLTA BUSINESS TECH
6 patentsUS7193170B2Mar 20, 2007
Push button
KONICA MINOLTA BUSINESS TECH30 citations88
US7778579B2Aug 17, 2010
Color image forming apparatus which executes color misregistration correction processing
KONICA MINOLTA BUSINESS TECH16 citations84
US7310485B2Dec 18, 2007
Temperature control of a fixing roller in an image forming apparatus
KONICA MINOLTA BUSINESS TECH13 citations84
US7289745B2Oct 30, 2007
Image forming apparatus with power supply system
KONICA MINOLTA BUSINESS TECH16 citations84
US7978995B2Jul 12, 2011
Image forming apparatus for image density adjustment
KONICA MINOLTA BUSINESS TECH3 citations63
US7777896B2Aug 17, 2010
Signal processing apparatus and image forming apparatus
KONICA MINOLTA BUSINESS TECH6 citations63
ABBOTT LAB
3 patentsKONICA MINOLTA INC
3 patentsUS10165141B2Dec 25, 2018
Image reading apparatus, image forming apparatus, image forming system, image forming method, and non-transitory computer-readable recording medium which stores image forming control program therein
KONICA MINOLTA INC2 citations72
US9838568B2Dec 5, 2017
Image reading apparatus and image forming system
KONICA MINOLTA INC3 citations72
US11947298B2Apr 2, 2024
Recording material conveying device and image forming system
KONICA MINOLTA INC0 citations63
AUDIO-TECHNICA CORP
1 patentTOKURIKI HONTEN KK
1 patentHITACHI GLOBAL STORAGE TECH
1 patentUEDA TADAYUKI
1 patentFUJI ELECTRIC CO LTD
1 patentOLYMPUS MEDICAL SYSTEMS CORP
1 patentPENG YOUBAO
1 patentOLYMPUS CORP
1 patentYAMAHA CORP
1 patentShowing the top 50 of 86 patents by PatentIndex Score.