Inventor
SUGIMURA NAOAKI
JP33 patents
⚠️ This page may combine multiple inventors who share the name “SUGIMURA NAOAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LAPIS SEMICONDUCTOR CO LTD
13 patentsUS11719756B2Aug 8, 2023
Battery monitoring system and semiconductor device
LAPIS SEMICONDUCTOR CO LTD3 citations73
US10502795B2Dec 10, 2019
Battery monitoring system and semiconductor device
LAPIS SEMICONDUCTOR CO LTD1 citations73
US9966768B2May 8, 2018
Semiconductor device and battery voltage measuring method that prevents measurement error caused by parametric capacitance
LAPIS SEMICONDUCTOR CO LTD2 citations73
US10330736B2Jun 25, 2019
Semiconductor device, battery monitoring system, and diagnostic method for semiconductor device
LAPIS SEMICONDUCTOR CO LTD3 citations72
US9575129B2Feb 21, 2017
Battery monitoring system and semiconductor device
LAPIS SEMICONDUCTOR CO LTD1 citations63
US9103890B2Aug 11, 2015
Semiconductor circuit, battery monitoring system, and diagnosis method
LAPIS SEMICONDUCTOR CO LTD3 citations63
US11073569B2Jul 27, 2021
Battery monitoring system and semiconductor device
LAPIS SEMICONDUCTOR CO LTD0 citations62
US10930981B2Feb 23, 2021
Semiconductor device and battery monitoring system
LAPIS SEMICONDUCTOR CO LTD0 citations52
US10693301B2Jun 23, 2020
Semiconductor device and battery voltage measuring method that prevents measurement error caused by parametric capacitance
LAPIS SEMICONDUCTOR CO LTD0 citations52
US9857432B2Jan 2, 2018
Battery monitoring system, semiconductor circuit, line-breakage detection program, and line-breakage detection method
LAPIS SEMICONDUCTOR CO LTD1 citations51
US10705148B2Jul 7, 2020
Semiconductor device and battery monitoring system
LAPIS SEMICONDUCTOR CO LTD0 citations42
US10401434B2Sep 3, 2019
Semiconductor device, battery monitoring device, and voltage detection method of battery cell
LAPIS SEMICONDUCTOR CO LTD0 citations41
US10247785B2Apr 2, 2019
Assembled-battery system, semiconductor circuit, and diagnostic method
LAPIS SEMICONDUCTOR CO LTD0 citations41
OKI ELECTRIC IND CO LTD
11 patentsUS6297687B1Oct 2, 2001
Drive control circuit of charged pump circuit
OKI ELECTRIC IND CO LTD152 citations99
US6998902B2Feb 14, 2006
Bandgap reference voltage circuit
OKI ELECTRIC IND CO LTD29 citations92
US6473338B2Oct 29, 2002
Analog voltage supply circuit for a non-volatile memory
OKI ELECTRIC IND CO LTD23 citations92
US6456154B2Sep 24, 2002
Drive control circuit of charged pump circuit
OKI ELECTRIC IND CO LTD24 citations92
US6870351B2Mar 22, 2005
Voltage regulator circuit and integrated circuit device including the same
OKI ELECTRIC IND CO LTD18 citations84
US6882199B2Apr 19, 2005
Voltage sensing circuit
OKI ELECTRIC IND CO LTD9 citations74
US5930129AJul 27, 1999
Power on reset circuit
OKI ELECTRIC IND CO LTD14 citations74
US7362160B2Apr 22, 2008
Fuse trimming circuit
OKI ELECTRIC IND CO LTD3 citations63
US6963246B2Nov 8, 2005
Wideband amplifier
OKI ELECTRIC IND CO LTD6 citations63
US6469477B2Oct 22, 2002
Power-on reset circuit
OKI ELECTRIC IND CO LTD4 citations63
US7403045B2Jul 22, 2008
Comparator circuit with reduced switching noise
OKI ELECTRIC IND CO LTD2 citations62
SUGIMURA NAOAKI
4 patentsUS8922169B2Dec 30, 2014
Semiconductor circuit, battery cell monitoring system, computer readable medium storing diagnostic program and diagnostic method
SUGIMURA NAOAKI4 citations71
US9160177B2Oct 13, 2015
Semiconductor circuit, battery monitoring system, and control method
SUGIMURA NAOAKI1 citations50
US8930159B2Jan 6, 2015
Semiconductor circuit, semiconductor device, line break detection method, and computer readable medium storing line break detection program
SUGIMURA NAOAKI1 citations50
US9520775B2Dec 13, 2016
Boosting system, diagnosing method, and computer readable medium storing diagnosing program for diagnosing the boosting functions of a boosting section
SUGIMURA NAOAKI0 citations40
OKI SEMICONDUCTOR CO LTD
4 patentsUS7638996B2Dec 29, 2009
Reference current generator circuit
OKI SEMICONDUCTOR CO LTD2 citations60
US7633281B2Dec 15, 2009
Reference current circuit for adjusting its output current at a low power-supply voltage
OKI SEMICONDUCTOR CO LTD0 citations50
US7852062B2Dec 14, 2010
Reference current generating apparatus
OKI SEMICONDUCTOR CO LTD0 citations42
US7956784B2Jun 7, 2011
DA converter including conversion amplifier having output voltage with improved linearity
OKI SEMICONDUCTOR CO LTD0 citations41