Inventor
IIJIMA YOSHITAKA
JP29 patents
⚠️ This page may combine multiple inventors who share the name “IIJIMA YOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
18 patentsUS5563445AOct 8, 1996
Semiconductor device
SEIKO EPSON CORP54 citations95
US6476579B1Nov 5, 2002
Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method
SEIKO EPSON CORP22 citations92
US5802016ASep 1, 1998
Electronic watch
SEIKO EPSON CORP50 citations90
US6800983B1Oct 5, 2004
Magnetic circuit structure, and power-generating device and electronic device using the same
SEIKO EPSON CORP13 citations84
US6630852B2Oct 7, 2003
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 CORP13 citations84
US6476580B1Nov 5, 2002
Electronic apparatus and control method for electronic apparatus
SEIKO EPSON CORP19 citations84
US6522603B1Feb 18, 2003
Charging device for electronic timepiece, electronic timepiece, and method for controlling charging device
SEIKO EPSON CORP15 citations83
US6452358B1Sep 17, 2002
Electronic apparatus and control method for electronic apparatus
SEIKO EPSON CORP7 citations74
US10653327B2May 19, 2020
Biological information detection device
SEIKO EPSON CORP2 citations73
US9241644B2Jan 26, 2016
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector
SEIKO EPSON CORP3 citations73
US9912044B2Mar 6, 2018
Antenna built-in portable device
SEIKO EPSON CORP4 citations68
US11226596B2Jan 18, 2022
Electronic timepiece
SEIKO EPSON CORP0 citations60
US9913582B2Mar 13, 2018
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector
SEIKO EPSON CORP0 citations52
US9179848B2Nov 10, 2015
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector
SEIKO EPSON CORP0 citations52
US10754303B2Aug 25, 2020
Electronic timepiece
SEIKO EPSON CORP0 citations49
US10037008B2Jul 31, 2018
Electronic timepiece
SEIKO EPSON CORP1 citations49
US9989932B2Jun 5, 2018
Electronic timepiece
SEIKO EPSON CORP0 citations49
US10241474B2Mar 26, 2019
Electronic watch
SEIKO EPSON CORP0 citations39
NISSAN MOTOR
5 patentsUS4647069AMar 3, 1987
Automotive suspension system with vehicle height control
NISSAN MOTOR104 citations96
US4706989ANov 17, 1987
Rear independent suspension for automotive vehicle
NISSAN MOTOR45 citations92
US4546848AOct 15, 1985
Differential gear housing supporting apparatus
NISSAN MOTOR15 citations74
US4531426AJul 30, 1985
Supporting structure for a steering apparatus of the rack and pinion type
NISSAN MOTOR16 citations74
US4410201AOct 18, 1983
Rigid axle rear suspension for an automotive vehicle or the like
NISSAN MOTOR16 citations74
IIJIMA YOSHITAKA
3 patentsUS8814802B2Aug 26, 2014
Biological information detector and biological information measuring device
IIJIMA YOSHITAKA13 citations82
US9282903B2Mar 15, 2016
Device for measuring biological information
IIJIMA YOSHITAKA8 citations79
US8915857B2Dec 23, 2014
Method for manufacturing optical device, optical device, and biological information detector
IIJIMA YOSHITAKA0 citations39
YAMASHITA HIDETO
2 patentsUS8823944B2Sep 2, 2014
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector
YAMASHITA HIDETO3 citations59
US8758239B2Jun 24, 2014
Biological information detector and biological information measuring device
YAMASHITA HIDETO0 citations38