Inventor
MURAKAMI TAKUHIRO
JP16 patents
⚠️ This page may combine multiple inventors who share the name “MURAKAMI TAKUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
8 patentsUSD622660SAug 31, 2010
Battery pack
HITACHI KOKI KK46 citations92
US7416031B2Aug 26, 2008
Impact tool
HITACHI KOKI KK30 citations92
US6863135B2Mar 8, 2005
Electric power tool
HITACHI KOKI KK15 citations90
US10654153B2May 19, 2020
Impact tool
HITACHI KOKI KK17 citations84
US10836019B2Nov 17, 2020
Work machine
HITACHI KOKI KK6 citations72
US7328494B2Feb 12, 2008
Driving tool having piston and driver blade
HITACHI KOKI KK3 citations62
US6619410B2Sep 16, 2003
Electric power tool
HITACHI KOKI KK4 citations60
US6921009B2Jul 26, 2005
Nailing machine
HITACHI KOKI KK0 citations50
KOKI HOLDINGS CO LTD
5 patentsUS11205820B2Dec 21, 2021
Battery pack, electrical device using battery pack, and electrical device system
KOKI HOLDINGS CO LTD12 citations85
US11577376B2Feb 14, 2023
Electric device
KOKI HOLDINGS CO LTD3 citations71
US11837741B2Dec 5, 2023
Electrical apparatus using battery pack
KOKI HOLDINGS CO LTD1 citations62
US11824169B2Nov 21, 2023
Battery pack, electrical device using battery pack, and electrical device system
KOKI HOLDINGS CO LTD1 citations62
US11757293B2Sep 12, 2023
Battery pack, and electric appliance using battery pack
KOKI HOLDINGS CO LTD0 citations51