Inventor
NAKAMIYA SHINJI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMIYA SHINJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
22 patentsUS6563766B1May 13, 2003
Voltage detecting device, battery remaining voltage detecting device, voltage detecting method, battery remaining voltage detecting method, electronic timepiece and electronic device
SEIKO EPSON CORP34 citations92
US6476579B1Nov 5, 2002
Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method
SEIKO EPSON CORP22 citations92
US6411169B1Jun 25, 2002
Oscillation circuit, electronic circuit using the same, and semiconductor device, electronic equipment, and timepiece using the same
SEIKO EPSON CORP21 citations92
US6166609ADec 26, 2000
Oscillator circuit supplied with optimal power voltage according to oscillator output
SEIKO EPSON CORP22 citations92
US6097257AAug 1, 2000
Crystal oscillator circuit having transistor with back gate voltage control
SEIKO EPSON CORP48 citations92
US7638975B2Dec 29, 2009
Power supply control circuit, electronic apparatus, semiconductor device, control method for power supply control circuit, and control method for electronic apparatus
SEIKO EPSON CORP8 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
US6686792B2Feb 3, 2004
Electronic circuit, semiconductor device, electronic equipment, and timepiece
SEIKO EPSON CORP18 citations83
US6522603B1Feb 18, 2003
Charging device for electronic timepiece, electronic timepiece, and method for controlling charging device
SEIKO EPSON CORP15 citations83
US6046648AApr 4, 2000
Crystal oscillator circuit having low power consumption
SEIKO EPSON CORP16 citations83
US6463010B1Oct 8, 2002
Electronic timepiece and method for controlling the same
SEIKO EPSON CORP15 citations82
US6452358B1Sep 17, 2002
Electronic apparatus and control method for electronic apparatus
SEIKO EPSON CORP7 citations74
US6933797B2Aug 23, 2005
Oscillation circuit, electronic apparatus, and timepiece using a potential stabilization circuit with resistive terminations
SEIKO EPSON CORP9 citations73
US6898156B1May 24, 2005
Electronic timepiece with checking function and its checking method
SEIKO EPSON CORP9 citations73
US6288600B1Sep 11, 2001
Electronic circuit, semiconductor device, electronic equipment, and timepiece
SEIKO EPSON CORP13 citations73
US6147564ANov 14, 2000
Oscillation circuit having electrostatic protective circuit
SEIKO EPSON CORP15 citations73
US7660975B2Feb 9, 2010
Electronic apparatus and control method thereof
SEIKO EPSON CORP5 citations63
US6593823B2Jul 15, 2003
Oscillation circuit and electronic circuit, and semiconductor device, timepiece and electronic equipment provided with the same
SEIKO EPSON CORP6 citations62
US7944778B2May 17, 2011
Motor drive control circuit, semiconductor device, electronic timepiece, and electronic timepiece with a power generating device
SEIKO EPSON CORP1 citations52
USRE39329EOct 10, 2006
Oscillation circuit, electronic circuit using the same, and semiconductor device, electronic equipment, and timepiece using the same
SEIKO EPSON CORP0 citations51
US9990017B2Jun 5, 2018
Electronic device and method of initializing controller of electronic device
SEIKO EPSON CORP0 citations42