Inventor
HASHIMOTO SHIGERU
JP98 patents
⚠️ This page may combine multiple inventors who share the name “HASHIMOTO SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
24 patentsUS6608995B1Aug 19, 2003
Detection circuit for proximity IC card device
FUJITSU LTD100 citations98
US6658497B1Dec 2, 2003
System for recognizing of a device connection state by reading structure information data which produced by pull-up resistor and pull-down resistor
FUJITSU LTD31 citations92
US6135351AOct 24, 2000
Electronic transaction apparatus
FUJITSU LTD24 citations92
US6070794AJun 6, 2000
Card unit processing apparatus
FUJITSU LTD39 citations92
US4918599AApr 17, 1990
Interrupt control system
FUJITSU LTD24 citations92
US6105864AAug 22, 2000
Terminal device and terminal system
FUJITSU LTD23 citations91
US7746234B2Jun 29, 2010
RFID tag
FUJITSU LTD9 citations84
US7080258B2Jul 18, 2006
IC, IC-mounted electronic device, debugging method and IC debugger
FUJITSU LTD15 citations84
US6765972B1Jul 20, 2004
Carrier synchronization type demodulator for PSK signal
FUJITSU LTD15 citations84
US6536673B1Mar 25, 2003
Circuit for detecting presence or absence of proximity IC card device
FUJITSU LTD15 citations84
US7342547B2Mar 11, 2008
Glass antenna and manufacturing method for the same
FUJITSU LTD15 citations83
US7301439B2Nov 27, 2007
Radio IC tag reader writer, radio IC tag system, and radio IC tag data writing method
FUJITSU LTD12 citations83
US6993654B2Jan 31, 2006
Secure encryption processor with tamper protection
FUJITSU LTD16 citations82
US6769609B2Aug 3, 2004
Portable card unit processing apparatus
FUJITSU LTD15 citations82
US7728733B2Jun 1, 2010
RFID tag and RFID tag production method
FUJITSU LTD6 citations74
US6595415B2Jul 22, 2003
IC card processor
FUJITSU LTD7 citations74
US6332578B1Dec 25, 2001
Adapter
FUJITSU LTD11 citations74
US6952822B2Oct 4, 2005
Program installation method, program installation system, program executing apparatus, and storage medium
FUJITSU LTD10 citations73
US6519650B1Feb 11, 2003
System and method for controlling data transfer between portable medias and a processor to minimize communication hardware requirements
FUJITSU LTD11 citations73
US6412691B1Jul 2, 2002
Electronic transaction apparatus
FUJITSU LTD11 citations73
US6253999B1Jul 3, 2001
Electronic money safe using logical IC cards
FUJITSU LTD8 citations73
US6193162B1Feb 27, 2001
Disk-cartridge-type adapter
FUJITSU LTD13 citations73
US6968995B1Nov 29, 2005
Integrated circuit for protocol control
FUJITSU LTD7 citations72
US6474545B1Nov 5, 2002
Digital cash safe
FUJITSU LTD8 citations72
CANON KK
16 patentsUS5777779AJul 7, 1998
Electrochromic device and method for manufacturing the same
CANON KK136 citations98
US5831760ANov 3, 1998
Electrochromic device
CANON KK66 citations96
US5532871AJul 2, 1996
Two-wavelength antireflection film
CANON KK63 citations95
US5777780AJul 7, 1998
Electrochromic device and method for manufacturing the same
CANON KK36 citations93
US4302076ANov 24, 1981
Optical element mounting device
CANON KK30 citations93
US4247190AJan 27, 1981
Lens assembly coupling device for camera system
CANON KK31 citations92
US4104649AAug 1, 1978
Adaptor for providing a digital signal indicating the full open F number of an interchangeable photo-taking lens in a single lens reflex camera system
CANON KK42 citations92
US4670799AJun 2, 1987
Erasing apparatus
CANON KK20 citations82
US4104650AAug 1, 1978
Sharp focus detecting system
CANON KK25 citations82
US4003068AJan 11, 1977
Extension tube for use in close-up photography
CANON KK29 citations82
US3951522AApr 20, 1976
Lens structure having a movable portion
CANON KK30 citations82
US4230403AOct 28, 1980
Mounting for interchangeable camera lens assembly with diaphragm means
CANON KK22 citations81
US4553823ANov 19, 1985
Large relative aperture objective lens
CANON KK7 citations74
US4464023AAug 7, 1984
Large relative aperture objective
CANON KK10 citations74
US4322154AMar 30, 1982
Mounting mechanism for the interchangeable lens assembly of a camera
CANON KK18 citations74
US3944340AMar 16, 1976
Lens barrel for a camera
CANON KK10 citations74
FUJITSU FRONTECH LTD
3 patentsUS7212121B2May 1, 2007
Wireless tag system, wireless tag access control device, wireless tag access control method, wireless tag access control program and wireless tag
FUJITSU FRONTECH LTD57 citations94
US7259726B2Aug 21, 2007
Compact loop antenna for inductive read/write apparatus
FUJITSU FRONTECH LTD9 citations73
US7145458B2Dec 5, 2006
Non-contact IC tag system
FUJITSU FRONTECH LTD10 citations71
RHEON AUTOMATIC MACHINERY CO
2 patentsLION FAT OIL CO LTD
1 patentOSAKI NORITSUGU
1 patentTEIJIN LTD
1 patentBABA SHUNJI
1 patentVICTOR COMPANY OF JAPAN
1 patentShowing the top 50 of 98 patents by PatentIndex Score.