Inventor
YAMAGUCHI HAYATO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI HAYATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAZAKI CORP
6 patentsUS12109955B2Oct 8, 2024
Electrical circuit board
YAZAKI CORP0 citations62
US12074428B2Aug 27, 2024
Current detecting device and power supply device
YAZAKI CORP0 citations62
US12401140B2Aug 26, 2025
Connector device
YAZAKI CORP0 citations61
US11225207B2Jan 18, 2022
Vehicle circuit body
YAZAKI CORP0 citations52
US12058820B2Aug 6, 2024
Control device and manufacturing method of control device
YAZAKI CORP0 citations51
US12046861B2Jul 23, 2024
Joint connector
YAZAKI CORP0 citations50
KOKI HOLDINGS CO LTD
4 patentsUS11205820B2Dec 21, 2021
Battery pack, electrical device using battery pack, and electrical device system
KOKI HOLDINGS CO LTD12 citations85
US11824169B2Nov 21, 2023
Battery pack, electrical device using battery pack, and electrical device system
KOKI HOLDINGS CO LTD1 citations62
US11469699B2Oct 11, 2022
Work device
KOKI HOLDINGS CO LTD0 citations60
US11757293B2Sep 12, 2023
Battery pack, and electric appliance using battery pack
KOKI HOLDINGS CO LTD0 citations51
HITACHI KOKI KK
4 patentsUS9808872B2Nov 7, 2017
Portable electric cutter
HITACHI KOKI KK2 citations72
US9397535B2Jul 19, 2016
Brushless motor and electric-powered tool
HITACHI KOKI KK6 citations72
US10201865B2Feb 12, 2019
Portable electric cutter
HITACHI KOKI KK0 citations51
US9197153B2Nov 24, 2015
Power tool having display that displays residual capacity of battery
HITACHI KOKI KK0 citations51
TOSHIBA KK
3 patentsUS12354625B2Jul 8, 2025
Disk device having an electronic component on a flexible printed circuit board
TOSHIBA KK0 citations61
US11929103B2Mar 12, 2024
Disk device
TOSHIBA KK0 citations61
US12593413B2Mar 31, 2026
Storage device having a flexible printed circuit board and an electronic component
TOSHIBA KK0 citations49
NISSAN CHEMICAL CORP
3 patentsUS11984320B2May 14, 2024
Method for polishing silicon wafer with reduced wear on carrier, and polishing liquid used therein
NISSAN CHEMICAL CORP0 citations56
US11621171B2Apr 4, 2023
Method for polishing silicon wafer with reduced wear on carrier, and polishing liquid used therein
NISSAN CHEMICAL CORP0 citations56
US11873420B2Jan 16, 2024
Cation-containing polishing composition for eliminating protrusions around laser mark
NISSAN CHEMICAL CORP0 citations54