Inventor
MATSUZAKI JUN
JP41 patents
⚠️ This page may combine multiple inventors who share the name “MATSUZAKI JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
21 patentsUS7027360B2Apr 11, 2006
Electronic timepiece with a date display function
SEIKO EPSON CORP74 citations98
US7616153B2Nov 10, 2009
Electronic device and time adjustment method
SEIKO EPSON CORP36 citations92
US7119475B2Oct 10, 2006
Driving method of piezoelectric actuator, driving apparatus of piezoelectric actuator, electronic watch, electronics, control program of piezoelectric actuator, and storage medium
SEIKO EPSON CORP25 citations92
US7974155B2Jul 5, 2011
Satellite signal reception device, timekeeping device with a satellite signal reception device, and satellite signal reception method
SEIKO EPSON CORP19 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
US9720383B2Aug 1, 2017
Electronic timepiece and electronic device
SEIKO EPSON CORP1 citations63
US9448541B2Sep 20, 2016
Electronic timepiece
SEIKO EPSON CORP2 citations63
US9342056B2May 17, 2016
Electronic timepiece and electronic device
SEIKO EPSON CORP1 citations63
US9213318B2Dec 15, 2015
Electronic timepiece and electronic device
SEIKO EPSON CORP1 citations63
US9154181B2Oct 6, 2015
Satellite signal receiving device and electronic device
SEIKO EPSON CORP2 citations63
US8014233B2Sep 6, 2011
Satellite signal reception device, timekeeping device, and satellite signal reception method for a satellite signal reception device
SEIKO EPSON CORP3 citations63
US7812763B2Oct 12, 2010
Time adjustment device, timepiece with a time adjustment device, and a time adjustment method
SEIKO EPSON CORP6 citations63
US7247970B2Jul 24, 2007
Drive method for piezoelectric actuator, drive apparatus for piezoelectric actuator, electronic device, control program for drive apparatus for piezoelectric actuator, and recording medium
SEIKO EPSON CORP4 citations62
US9979075B2May 22, 2018
Antenna device and electronic timepiece
SEIKO EPSON CORP1 citations52
US9229435B2Jan 5, 2016
Electronic timepiece and satellite signal receiving method
SEIKO EPSON CORP1 citations52
US8885446B2Nov 11, 2014
Electronic timepiece
SEIKO EPSON CORP0 citations52
US7348708B2Mar 25, 2008
Drive method for piezoelectric actuator, drive apparatus for piezoelectric actuator, electronic device, control program for drive apparatus for piezoelectric actuator, and recording medium
SEIKO EPSON CORP0 citations52
US9007876B2Apr 14, 2015
Electronic timepiece
SEIKO EPSON CORP0 citations42
US7778117B2Aug 17, 2010
Time adjustment device, timekeeping device with a time adjustment device, and a time adjustment method
SEIKO EPSON CORP0 citations42
MATSUZAKI JUN
8 patentsUS8432771B2Apr 30, 2013
Electronic timepiece
MATSUZAKI JUN11 citations84
US8169857B2May 1, 2012
Electronic timepiece
MATSUZAKI JUN14 citations84
US8116170B2Feb 14, 2012
Timekeeping device and satellite signal reception method for a timekeeping device
MATSUZAKI JUN9 citations84
US8804466B2Aug 12, 2014
Electronic timepiece
MATSUZAKI JUN4 citations73
US8644117B2Feb 4, 2014
Electronic timepiece
MATSUZAKI JUN4 citations73
US8562207B2Oct 22, 2013
Electronic timepiece
MATSUZAKI JUN5 citations73
US8437227B2May 7, 2013
Electronic timepiece
MATSUZAKI JUN2 citations62
US8437226B2May 7, 2013
Timekeeping device and satellite signal reception method for a timekeeping device
MATSUZAKI JUN0 citations52
BRIDGESTONE CORP
3 patentsUS6607018B1Aug 19, 2003
Pneumatic tire having tread including inboard side area and outboard side area
BRIDGESTONE CORP24 citations92
US6796347B1Sep 28, 2004
Pneumatic tire including auxiliary grooves
BRIDGESTONE CORP11 citations73
US6595255B1Jul 22, 2003
Pneumatic tire including three circumferential grooves
BRIDGESTONE CORP6 citations62