Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
FN

Fumitoshi Numata

MAMakita: 36 patents #17 of 770Top 3%
Anjo, JP: #59 of 1,609 inventorsTop 4%
Overall (All Time): #92,171 of 4,157,543Top 3%
36 Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
9073196 Electric tool with C-shaped torque transmission member 2015-07-07
8936107 Rotary tools 2015-01-20
8888602 Electric tools 2014-11-18
8657032 Electric tool 2014-02-25
8596427 Installment structure for braking mechanism in power tool 2013-12-03
8403730 Stopper device for grinding stone cover of grinder Hirokazu Kimata 2013-03-26
8198560 Switch devices for power tools Hirokazu Kimata, Junichi Nishikimi, Akira Tomonaga, Tatsuya Yoshizaki 2012-06-12
7252581 Power tools Ryo Sunazuka 2007-08-07
6742601 Battery powered tools 2004-06-01
6540545 Portable tool motor housing with integral mount for electric components Toru Itakura 2003-04-01
D468179 Portable electric grinder Naohiro Hayakawa 2003-01-07