Inventor
UMEMURA SHINGO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “UMEMURA SHINGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAKITA CORP
10 patentsUS7201235B2Apr 10, 2007
Driver drill
MAKITA CORP68 citations97
US6566005B1May 20, 2003
Battery pack with an improved cooling structure
MAKITA CORP103 citations97
USD436917SJan 30, 2001
Battery pack
MAKITA CORP73 citations96
USD412485SAug 3, 1999
Battery pack
MAKITA CORP76 citations96
USD411425SJun 22, 1999
Cordless circular saw
MAKITA CORP52 citations96
US6213224B1Apr 10, 2001
Electric power tool with enhanced strength to axially-applied external force
MAKITA CORP78 citations95
US6066938AMay 23, 2000
Charging system including a charger and an electric power tool operating on an internal battery unit
MAKITA CORP123 citations95
USD411947SJul 13, 1999
Portable electric screwdriver
MAKITA CORP44 citations92
USD384261SSep 30, 1997
Portable electric screwdriver
MAKITA CORP18 citations92
USD384262SSep 30, 1997
Portable electric screwdriver
MAKITA CORP10 citations74