Inventor
ISHIHARA KATSUMICHI
JP17 patents
⚠️ This page may combine multiple inventors who share the name “ISHIHARA KATSUMICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
16 patentsUS7156611B2Jan 2, 2007
Counterrotating axial blower
SANYO ELECTRIC CO104 citations95
US7909568B2Mar 22, 2011
Counter-rotating axial-flow fan
SANYO ELECTRIC CO17 citations92
US7445423B2Nov 4, 2008
Counter-rotating axial-flow fan
SANYO ELECTRIC CO44 citations92
USD560622SJan 29, 2008
Fan
SANYO ELECTRIC CO20 citations86
US7541702B2Jun 2, 2009
Brushless fan motor
SANYO ELECTRIC CO12 citations83
US10036660B2Jul 31, 2018
Measurement device having variable opening orifice for measuring airflow volume and ventilation resistance of wind blowing apparatus
SANYO ELECTRIC CO7 citations80
US9869321B2Jan 16, 2018
Waterproof axial flow fan
SANYO ELECTRIC CO11 citations79
US7828519B2Nov 9, 2010
Axial flow fan
SANYO ELECTRIC CO7 citations73
US9748814B2Aug 29, 2017
Assembly method of an inline type fan motor
SANYO ELECTRIC CO2 citations72
USD517674SMar 21, 2006
Impeller for an axial fan
SANYO ELECTRIC CO6 citations72
USD516693SMar 7, 2006
Axial fan with double impellers rotating in mutually opposite directions
SANYO ELECTRIC CO8 citations72
USD516194SFeb 28, 2006
Axial fan with double impellers rotating in mutually opposite directions
SANYO ELECTRIC CO9 citations72
US9857209B2Jan 2, 2018
Measurement device for measuring airflow volume and ventilation resistance of wind-blowing apparatus
SANYO ELECTRIC CO5 citations71
US7866945B2Jan 11, 2011
Axial flow fan
SANYO ELECTRIC CO3 citations62
US12421970B2Sep 23, 2025
Axial fan having control board cover with windows at top surface and side peripheral surface of control board cover
SANYO ELECTRIC CO0 citations61
US10161771B2Dec 25, 2018
Measurement device for measuring airflow volume and a ventilation resistance and having a specific opening for allowing an opening plate to be replaceable and differential pressure measurement arrangement
SANYO ELECTRIC CO0 citations39