Inventor
KOBA Daisuke
JP17 patents
⚠️ This page may combine multiple inventors who share the name “KOBA Daisuke”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRIMEARTH EV ENERGY CO LTD
15 patentsUS9354278B2May 31, 2016
Device for detecting normal, abnormal or deteriorated battery state
PRIMEARTH EV ENERGY CO LTD7 citations83
US10429444B2Oct 1, 2019
State of charge detection device
PRIMEARTH EV ENERGY CO LTD2 citations72
US9995792B2Jun 12, 2018
Battery state determination device determining a micro-short-circuiting tendency of a rechargeable battery
PRIMEARTH EV ENERGY CO LTD3 citations72
US9880225B2Jan 30, 2018
Battery state determination device
PRIMEARTH EV ENERGY CO LTD4 citations72
US9692088B2Jun 27, 2017
Method for restoring battery capacity, method for restoring battery pack capacity, device for restoring battery capacity, and device for restoring battery pack capacity
PRIMEARTH EV ENERGY CO LTD2 citations72
US11909249B2Feb 20, 2024
Power feeding system
PRIMEARTH EV ENERGY CO LTD2 citations66
US10976372B2Apr 13, 2021
Battery state estimation device and battery state estimation method
PRIMEARTH EV ENERGY CO LTD2 citations65
US10355325B2Jul 16, 2019
Method for reusing vehicle rechargeable battery
PRIMEARTH EV ENERGY CO LTD1 citations60
US10281530B2May 7, 2019
Battery capacity measuring device and battery capacity measuring method
PRIMEARTH EV ENERGY CO LTD1 citations60
US9453887B2Sep 27, 2016
Method of selecting used secondary battery and method of manufacturing battery pack
PRIMEARTH EV ENERGY CO LTD2 citations58
US9559391B2Jan 31, 2017
Method and device for adjusting battery module
PRIMEARTH EV ENERGY CO LTD0 citations51
US9413041B2Aug 9, 2016
Method for adjusting nickel-metal hydride storage battery
PRIMEARTH EV ENERGY CO LTD1 citations51
US12002934B2Jun 4, 2024
Method and device for determining state of rechargeable battery
PRIMEARTH EV ENERGY CO LTD0 citations49
US10605871B2Mar 31, 2020
Method and device for determining state of rechargeable battery
PRIMEARTH EV ENERGY CO LTD0 citations40
US10218037B2Feb 26, 2019
Method and device for regenerating nickel metal hydride battery
PRIMEARTH EV ENERGY CO LTD0 citations39