Inventor
SUGIYAMA TOMOTSUGU
JP18 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA TOMOTSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIDEC CORP
15 patentsUS7420304B2Sep 2, 2008
Bearing unit and electric motor furnished therewith
NIDEC CORP21 citations90
US7508102B2Mar 24, 2009
Brushless motor having a circuit board having a central hole and escape holes
NIDEC CORP35 citations89
US7567000B2Jul 28, 2009
Motor
NIDEC CORP8 citations82
US7822323B2Oct 26, 2010
Fan
NIDEC CORP8 citations77
US11252837B2Feb 15, 2022
Cooling apparatus
NIDEC CORP3 citations72
US11236738B2Feb 1, 2022
Cooling apparatus
NIDEC CORP2 citations72
US9670932B2Jun 6, 2017
Fan
NIDEC CORP5 citations71
US7264446B2Sep 4, 2007
Centrifugal-fan impeller, and method of its manufacture
NIDEC CORP2 citations61
US7217087B2May 15, 2007
Centrifugal fan
NIDEC CORP3 citations61
US9551346B2Jan 24, 2017
Serial axial fan
NIDEC CORP1 citations51
US9822787B2Nov 21, 2017
Dynamic pressure bearing apparatus and fan
NIDEC CORP1 citations50
US9303653B2Apr 5, 2016
Dynamic pressure bearing apparatus and fan
NIDEC CORP0 citations50
USD581373SNov 25, 2008
Fan
NIDEC CORP1 citations49
US10862409B2Dec 8, 2020
Motor device, blowing device, and server device
NIDEC CORP0 citations44
US9231454B2Jan 5, 2016
Motor provided with a printed circuit board
NIDEC CORP0 citations36