Inventor
NAKAMOTO HIROYUKI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “NAKAMOTO HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
23 patentsUS9921595B2Mar 20, 2018
Circuit for generating stepped-down voltage
FUJITSU LTD7 citations84
US9270265B2Feb 23, 2016
Power on reset circuit, power supply circuit, and power supply system
FUJITSU LTD10 citations84
US7271757B2Sep 18, 2007
Encoder circuit and A/D conversion circuit
FUJITSU LTD13 citations84
US7068548B2Jun 27, 2006
Semiconductor integrated circuit with noise reduction circuit
FUJITSU LTD12 citations84
US6720901B2Apr 13, 2004
Interpolation circuit having a conversion error connection range for higher-order bits and A/D conversion circuit utilizing the same
FUJITSU LTD16 citations84
US10488904B2Nov 26, 2019
Power supply controller and energy harvesting apparatus
FUJITSU LTD2 citations73
US10389109B2Aug 20, 2019
Overvoltage protection circuit and overvoltage protection control method
FUJITSU LTD2 citations73
US8941437B2Jan 27, 2015
Bias circuit
FUJITSU LTD4 citations73
US8378755B2Feb 19, 2013
Oscillation circuit
FUJITSU LTD5 citations73
US11353837B2Jun 7, 2022
Communication device
FUJITSU LTD0 citations63
US8971077B2Mar 3, 2015
Power supply circuit, mobile terminals using the same, and control method of the same
FUJITSU LTD3 citations63
US6822599B2Nov 23, 2004
Integrated circuit and A/D conversion circuit
FUJITSU LTD3 citations63
US10340847B2Jul 2, 2019
Power supply control circuit, energy harvesting device, and control method of energy harvesting device
FUJITSU LTD1 citations62
US11340674B2May 24, 2022
Power supply apparatus and communication apparatus
FUJITSU LTD0 citations52
US10838382B2Nov 17, 2020
Power supply control device
FUJITSU LTD0 citations52
US10587145B2Mar 10, 2020
Charging circuit and electronic device
FUJITSU LTD0 citations52
US9083240B2Jul 14, 2015
DC-DC converter and portable device
FUJITSU LTD1 citations52
US8014747B2Sep 6, 2011
Amplitude detecting device
FUJITSU LTD0 citations52
US7456774B2Nov 25, 2008
Encoder circuit and A/D conversion circuit
FUJITSU LTD0 citations52
US9240753B2Jan 19, 2016
Oscillator and power management apparatus
FUJITSU LTD0 citations51
US9000810B2Apr 7, 2015
Quantizer, comparator circuit, and semiconductor integrated circuit
FUJITSU LTD0 citations50
US9729051B2Aug 8, 2017
Power control circuit, environmental power generation device, and control method of environmental power generation device
FUJITSU LTD0 citations42
US9577624B2Feb 21, 2017
Signal conversion circuit and power supply apparatus
FUJITSU LTD0 citations42
TOA MEDICAL ELECTRONICS
9 patentsUS5757476AMay 26, 1998
Analyzer for analyzing particle components in urine with flow cytometry
TOA MEDICAL ELECTRONICS107 citations98
US5824269AOct 20, 1998
Flow cytometer
TOA MEDICAL ELECTRONICS153 citations97
US5719666AFeb 17, 1998
Particle analyzer classifying particles of various biological types using a correlation of measurements
TOA MEDICAL ELECTRONICS81 citations96
US5260764ANov 9, 1993
Optical particle analyzing apparatus having two types of light source
TOA MEDICAL ELECTRONICS102 citations94
US5325169AJun 28, 1994
Apparatus and method for analyzing cells in urine
TOA MEDICAL ELECTRONICS26 citations91
US5325168AJun 28, 1994
Apparatus and method for analyzing cells in urine
TOA MEDICAL ELECTRONICS31 citations91
US5693484ADec 2, 1997
Method of classifying and counting cells in urine
TOA MEDICAL ELECTRONICS42 citations87
US5173740ADec 22, 1992
Liquid particle analyzer and flow cell therefor
TOA MEDICAL ELECTRONICS11 citations71
US5684584ANov 4, 1997
Apparatus for analyzing cells in urine
TOA MEDICAL ELECTRONICS5 citations61