Inventor
KOBORI KENJI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KOBORI KENJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
5 patentsUS10843317B2Nov 24, 2020
Driver
HITACHI KOKI KK20 citations93
US8342782B2Jan 1, 2013
Drilling tool with dust collector
HITACHI KOKI KK26 citations92
US7909114B2Mar 22, 2011
Drilling device
HITACHI KOKI KK36 citations92
US10843318B2Nov 24, 2020
Fastener driving machine
HITACHI KOKI KK22 citations91
US7721818B2May 25, 2010
Power tool having a vibration isolating handle
HITACHI KOKI KK21 citations91
MEIDENSHA ELECTRIC MFG CO LTD
5 patentsUS11303220B2Apr 12, 2022
Flying capacitor (FC)-type 3-level power conversion device
MEIDENSHA ELECTRIC MFG CO LTD2 citations71
US10574163B2Feb 25, 2020
Three-phase neutral-point-clamped power conversion device
MEIDENSHA ELECTRIC MFG CO LTD2 citations70
US9948206B2Apr 17, 2018
Multilevel power conversion device with flying capacitor
MEIDENSHA ELECTRIC MFG CO LTD4 citations69
US11569756B2Jan 31, 2023
Flying capacitor type 3-level power conversion device
MEIDENSHA ELECTRIC MFG CO LTD0 citations61
US11831260B2Nov 28, 2023
Power converter device and control method therefor
MEIDENSHA ELECTRIC MFG CO LTD0 citations35