P

Inventor

KAWAGUCHI YOHEI

JP50 patents
⚠️ This page may combine multiple inventors who share the name “KAWAGUCHI YOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CASIO COMPUTER CO LTD

17 patents
US7977909B2Jul 12, 2011

Device and method of driving stepping motor of analog electronic clock

CASIO COMPUTER CO LTD7 citations82
US10014806B2Jul 3, 2018

Stepping motor driving device and timepiece

CASIO COMPUTER CO LTD2 citations73
US9537435B2Jan 3, 2017

Stepping motor and timepiece provided with stepping motor

CASIO COMPUTER CO LTD2 citations73
US9785117B2Oct 10, 2017

Motor drive device and electronic timepiece

CASIO COMPUTER CO LTD2 citations72
US9195221B2Nov 24, 2015

Timer and watch

CASIO COMPUTER CO LTD5 citations72
US11906936B2Feb 20, 2024

Electronic apparatus, power feeding control method, and non-transitory recording medium

CASIO COMPUTER CO LTD1 citations71
US11108258B2Aug 31, 2021

Electronic apparatus, power feeding control method, and non-transitory recording medium

CASIO COMPUTER CO LTD1 citations71
US12261468B2Mar 25, 2025

Electronic apparatus, power feeding control method, and non-transitory recording medium

CASIO COMPUTER CO LTD0 citations61
US11656581B2May 23, 2023

Electronic timepiece

CASIO COMPUTER CO LTD0 citations60
US11199817B2Dec 14, 2021

Electronic timepiece

CASIO COMPUTER CO LTD0 citations60
US11199816B2Dec 14, 2021

Electronic timepiece and method of assembling electronic timepiece

CASIO COMPUTER CO LTD1 citations60
US11144015B2Oct 12, 2021

Antenna device and timepiece

CASIO COMPUTER CO LTD0 citations60
US12189339B2Jan 7, 2025

Pointer device, electronic watch, control method for pointer device, and recording medium

CASIO COMPUTER CO LTD0 citations51
US12169735B2Dec 17, 2024

Electronic device, control method of electronic device, and recording medium

CASIO COMPUTER CO LTD0 citations51
US10739731B2Aug 11, 2020

Electronic timepiece, display control method and storage medium

CASIO COMPUTER CO LTD0 citations51
US10459408B2Oct 29, 2019

Electronic timepiece, display control method and storage medium

CASIO COMPUTER CO LTD0 citations51
US10568037B2Feb 18, 2020

Electronic apparatus and signal reception control method

CASIO COMPUTER CO LTD0 citations50

HITACHI LTD

9 patents

HITACHI HIGH TECH CORP

6 patents

MITSUBISHI ELECTRIC CORP

6 patents

DYNIC CORP

3 patents

CANON KK

2 patents

KAWAGUCHI YOHEI

2 patents

TOGAMI MASAHITO

1 patent

KANAZAWA SHIGEO

1 patent

SUGIYAMA MASUYUKI

1 patent

NARA MACHINERY CO LTD

1 patent

SHARP KK

1 patent