P

Inventor

FUJISAWA TERUHIKO

JP101 patents
⚠️ This page may combine multiple inventors who share the name “FUJISAWA TERUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO EPSON CORP

46 patents
US6714233B2Mar 30, 2004

Mobile video telephone system

SEIKO EPSON CORP158 citations99
US6320822B1Nov 20, 2001

Electronic equipment and control method for electronic equipment

SEIKO EPSON CORP91 citations98
US5757326AMay 26, 1998

Slot antenna device and wireless apparatus employing the antenna device

SEIKO EPSON CORP159 citations98
US7983116B2Jul 19, 2011

Electronic timepiece and control method for an electronic timepiece

SEIKO EPSON CORP37 citations96
US7016707B2Mar 21, 2006

Mobile telephone and radio communication device cooperatively processing incoming call

SEIKO EPSON CORP113 citations96
US6324084B1Nov 27, 2001

Power supply device, power supply method, portable electronics apparatus, and electronic timepiece

SEIKO EPSON CORP55 citations96
US6154422ANov 28, 2000

Power-generating device, charging method and clocking device

SEIKO EPSON CORP78 citations96
US6140863AOct 31, 2000

Power-generation detection circuit for use in an electronic device and power-generation detection method and power consumption control method for use in connection therewith

SEIKO EPSON CORP67 citations96
US5940041AAug 17, 1999

Slot antenna device and wireless apparatus employing the antenna device

SEIKO EPSON CORP51 citations96
US5589840ADec 31, 1996

Wrist-type wireless instrument and antenna apparatus

SEIKO EPSON CORP55 citations96
US9116512B2Aug 25, 2015

Timepiece with internal antenna

SEIKO EPSON CORP8 citations93
US8942068B2Jan 27, 2015

Timepiece with internal antenna

SEIKO EPSON CORP8 citations93
US8755253B2Jun 17, 2014

Timepiece with internal antenna

SEIKO EPSON CORP11 citations93
US8570840B2Oct 29, 2013

Timepiece with internal antenna

SEIKO EPSON CORP13 citations93
US7307919B2Dec 11, 2007

Radio-controlled timepiece and method of adjusting the time kept by a radio-controlled timepiece

SEIKO EPSON CORP23 citations93
US7280438B2Oct 9, 2007

Electronic timepiece with an internal antenna

SEIKO EPSON CORP21 citations93
US6643223B2Nov 4, 2003

Time keeping apparatus and control method therefor

SEIKO EPSON CORP26 citations93
US6373790B1Apr 16, 2002

Overcharge prevention method, changing circuit, electronic device and timepiece

SEIKO EPSON CORP37 citations93
US6366485B1Apr 2, 2002

Power source device, power supplying method, portable electronic equipment, and electronic timepiece

SEIKO EPSON CORP33 citations93
US5642120AJun 24, 1997

Antenna device and wireless apparatus employing the same

SEIKO EPSON CORP25 citations93
US5465098ANov 7, 1995

Antenna apparatus for transceiver

SEIKO EPSON CORP42 citations93
US7720452B2May 18, 2010

Reception circuit, radio-controlled timepiece, and reception circuit control method

SEIKO EPSON CORP37 citations92
US7616153B2Nov 10, 2009

Electronic device and time adjustment method

SEIKO EPSON CORP36 citations92
US7433273B2Oct 7, 2008

Electronic timepiece with wireless information function

SEIKO EPSON CORP20 citations92
US7187908B2Mar 6, 2007

Wrist-watch device having communication function, information display method, control program, and recording medium

SEIKO EPSON CORP22 citations92
US7181179B2Feb 20, 2007

Hand-held electronic device

SEIKO EPSON CORP36 citations92
US6999381B2Feb 14, 2006

Electronic device, reception control method for an electronic device, and reception control program for an electronic device

SEIKO EPSON CORP23 citations92
US6853605B2Feb 8, 2005

Electronic timepiece with a contactless data communication function, and a contactless data communication system

SEIKO EPSON CORP71 citations92
US6744698B2Jun 1, 2004

Battery powered electronic device and control method therefor

SEIKO EPSON CORP41 citations92
US6693851B1Feb 17, 2004

Electronic device and control method for electronic device

SEIKO EPSON CORP37 citations92
US6421261B1Jul 16, 2002

Power supply apparatus with unidirectional units

SEIKO EPSON CORP41 citations92
US5280646AJan 18, 1994

Paging device with structure for removing static electricity

SEIKO EPSON CORP41 citations92
US10209679B2Feb 19, 2019

Timepiece with internal antenna

SEIKO EPSON CORP5 citations84
US9977406B2May 22, 2018

Timepiece with internal antenna

SEIKO EPSON CORP6 citations84
US9869975B2Jan 16, 2018

Electronic timepiece

SEIKO EPSON CORP7 citations84
US9766597B2Sep 19, 2017

Electronic timepiece

SEIKO EPSON CORP5 citations84
US9720385B2Aug 1, 2017

Timepiece with internal antenna

SEIKO EPSON CORP2 citations84
US9523963B2Dec 20, 2016

Electronic timepiece

SEIKO EPSON CORP5 citations84
US9213320B2Dec 15, 2015

Electronic timepiece with internal antenna

SEIKO EPSON CORP5 citations84
US8351301B2Jan 8, 2013

Electronic timepiece and control method for an electronic timepiece

SEIKO EPSON CORP6 citations84
US7903501B2Mar 8, 2011

Radio-controlled timepiece and control method for a radio-controlled timepiece

SEIKO EPSON CORP7 citations84
US7715279B2May 11, 2010

Time correction device, timepiece having a time correction device, and time correction method

SEIKO EPSON CORP14 citations84
US7474594B2Jan 6, 2009

Time correction device, timepiece having a time correction device, and time correction method

SEIKO EPSON CORP10 citations84
US7391677B2Jun 24, 2008

Positioning device, positioning method, and timepiece having the positioning device

SEIKO EPSON CORP19 citations84
US7102964B2Sep 5, 2006

Time keeping apparatus and control method therefor

SEIKO EPSON CORP17 citations84
US6850468B2Feb 1, 2005

Electronic timepiece, control method for electronic timepiece, regulating system for electronic timepiece, and regulating method for electronic timepiece

SEIKO EPSON CORP14 citations84

FUJISAWA TERUHIKO

4 patents

Showing the top 50 of 101 patents by PatentIndex Score.