Inventor
MAETANI FUMIHIKO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “MAETANI FUMIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ABLIC INC
7 patentsUS11275399B2Mar 15, 2022
Reference voltage circuit including depletion type and enhancement type transistors in a common centroid arrangement
ABLIC INC4 citations72
US11245279B2Feb 8, 2022
Charge-discharge control circuit, charge-discharge control device, and battery device
ABLIC INC0 citations62
US12424859B2Sep 23, 2025
Charge control circuit, charge control device, and battery device
ABLIC INC0 citations51
US10663996B2May 26, 2020
Constant current circuit
ABLIC INC0 citations51
US10965135B2Mar 30, 2021
Charge/discharge control circuit and battery device
ABLIC INC0 citations50
US10826308B2Nov 3, 2020
Charge/discharge control device and battery apparatus
ABLIC INC0 citations40
US10727681B2Jul 28, 2020
Charge/discharge control circuit and battery device
ABLIC INC0 citations40
SEIKO INSTR INC
6 patentsUS9647465B2May 9, 2017
Charge and discharge control circuit and battery device
SEIKO INSTR INC2 citations73
US9647469B2May 9, 2017
Charge and discharge control circuit, charge and discharge control unit, and battery device
SEIKO INSTR INC2 citations72
US8384355B2Feb 26, 2013
Battery state monitoring circuit and battery device
SEIKO INSTR INC5 citations72
US9748789B2Aug 29, 2017
Charging/discharging control circuit, charging/discharging control device, and battery device
SEIKO INSTR INC0 citations41
US9673656B2Jun 6, 2017
Charge and discharge control circuit and battery device
SEIKO INSTR INC0 citations41
US9525296B2Dec 20, 2016
Battery state monitoring circuit and battery device
SEIKO INSTR INC0 citations41
SII SEMICONDUCTOR CORP
4 patentsUS9425789B1Aug 23, 2016
Reference voltage circuit and electronic device
SII SEMICONDUCTOR CORP4 citations72
US11043826B2Jun 22, 2021
Charge/discharge control circuit and battery device including the same
SII SEMICONDUCTOR CORP1 citations61
US9941717B2Apr 10, 2018
Battery device
SII SEMICONDUCTOR CORP1 citations51
US9985447B2May 29, 2018
Battery device
SII SEMICONDUCTOR CORP0 citations40