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 patentsUS6714233B2Mar 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 patentsUS8467272B2Jun 18, 2013
Timepiece with internal antenna
FUJISAWA TERUHIKO45 citations98
US8570838B2Oct 29, 2013
Electronic timepiece with internal antenna
FUJISAWA TERUHIKO28 citations92
US8223593B2Jul 17, 2012
Electronic timepiece and control method for an electronic timepiece
FUJISAWA TERUHIKO8 citations84
US8077551B2Dec 13, 2011
Time adjustment device, timekeeping device with a time adjustment device, and a time adjustment method
FUJISAWA TERUHIKO7 citations84
Showing the top 50 of 101 patents by PatentIndex Score.