Inventor
SAKAI MASATO
JP104 patents
⚠️ This page may combine multiple inventors who share the name “SAKAI MASATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
38 patentsUS6679406B2Jan 20, 2004
Power tool
HITACHI KOKI KK113 citations99
USD568239SMay 6, 2008
Battery pack
HITACHI KOKI KK73 citations98
USD567615SApr 29, 2008
Portable electric driver
HITACHI KOKI KK59 citations98
USD562228SFeb 19, 2008
Battery pack
HITACHI KOKI KK68 citations98
USD553562SOct 23, 2007
Battery pack
HITACHI KOKI KK51 citations96
USD530270SOct 17, 2006
Battery pack
HITACHI KOKI KK53 citations96
US6905052B2Jun 14, 2005
Power tool
HITACHI KOKI KK45 citations96
USD504111SApr 19, 2005
Battery pack for portable power tool
HITACHI KOKI KK66 citations96
USD484385SDec 30, 2003
Portable electric driver
HITACHI KOKI KK59 citations96
USD477205SJul 15, 2003
Impact driver
HITACHI KOKI KK60 citations96
USD439123SMar 20, 2001
Portable electric drill
HITACHI KOKI KK64 citations96
USD544436SJun 12, 2007
Battery pack
HITACHI KOKI KK52 citations95
US7108079B2Sep 19, 2006
Electric power tool
HITACHI KOKI KK45 citations95
USD744139SNov 24, 2015
Floodlight
HITACHI KOKI KK33 citations94
USD792708SJul 25, 2017
Storage case for portable tool
HITACHI KOKI KK40 citations92
USD726142SApr 7, 2015
Radio receiver
HITACHI KOKI KK21 citations92
US7681661B2Mar 23, 2010
Electric power tool
HITACHI KOKI KK25 citations92
US7665541B2Feb 23, 2010
Electric power tool with cover
HITACHI KOKI KK15 citations92
USD591916SMay 5, 2009
Engine blower
HITACHI KOKI KK21 citations92
US7490746B2Feb 17, 2009
Power tool
HITACHI KOKI KK20 citations92
US7344054B2Mar 18, 2008
Power tool
HITACHI KOKI KK18 citations92
USD539310SMar 27, 2007
Air compressor
HITACHI KOKI KK18 citations92
US7140451B2Nov 28, 2006
Portable tool having cover and label to be stuck on the portable tool for identification
HITACHI KOKI KK61 citations92
USD525098SJul 18, 2006
Portable electric jigsaw
HITACHI KOKI KK17 citations92
USD524136SJul 4, 2006
Portable electric driver
HITACHI KOKI KK46 citations92
USD520830SMay 16, 2006
Portable electric circular saw
HITACHI KOKI KK18 citations92
US6907942B2Jun 21, 2005
Percussion tool
HITACHI KOKI KK22 citations92
USD475266SJun 3, 2003
Portable electric disc saw
HITACHI KOKI KK20 citations92
US6523267B1Feb 25, 2003
Insulating cover for a saber saw
HITACHI KOKI KK20 citations92
USD440849SApr 24, 2001
Portable electric saw
HITACHI KOKI KK32 citations92
USD421702SMar 21, 2000
Portable electric circular saw
HITACHI KOKI KK23 citations92
USD496574SSep 28, 2004
Portable electric drill
HITACHI KOKI KK29 citations91
USD735006SJul 28, 2015
Portable electric driver
HITACHI KOKI KK16 citations84
USD589056SMar 24, 2009
Engine
HITACHI KOKI KK11 citations84
USD527969SSep 12, 2006
Portable electric hammer drill
HITACHI KOKI KK11 citations84
USD523312SJun 20, 2006
Portable electric saber saw
HITACHI KOKI KK12 citations84
USD520831SMay 16, 2006
Portable electric circular saw
HITACHI KOKI KK12 citations84
USD511079SNov 1, 2005
Portable electric router
HITACHI KOKI KK14 citations84
KONAMI DIGITAL ENTERTAINMENT
2 patentsOKI DATA KK
2 patentsUS6112037AAug 29, 2000
Color image forming apparatus having a controller for setting printing speeds in dependence on a detected number of colors in an image signal
OKI DATA KK37 citations92
US5740493AApr 14, 1998
Electrophotographic recording apparatus having reverse-charged toner removing means
OKI DATA KK51 citations92
OKI ELECTRIC IND CO LTD
2 patentsJAPAN SYNTHETIC RUBBER CO LTD
1 patentTOSHIBA KK
1 patentTOKYO SHIBAURA ELECTRIC CO
1 patentOOMORI KATSUHIRO
1 patentHITACHI LTD
1 patentROHM CO LTD
1 patentShowing the top 50 of 104 patents by PatentIndex Score.