Inventor
SHIRAHAMA SEIJI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SHIRAHAMA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIRAHAMA SEIJI
5 patentsUS8123468B2Feb 28, 2012
Centrifugal fan
SHIRAHAMA SEIJI16 citations77
US8240997B2Aug 14, 2012
Centrifugal impeller and centrifugal blower using the centrifugal impeller
SHIRAHAMA SEIJI5 citations61
US8235668B2Aug 7, 2012
Multiblade air blower
SHIRAHAMA SEIJI4 citations60
US9033655B2May 19, 2015
Multiblade air blower
SHIRAHAMA SEIJI0 citations50
US9435350B2Sep 6, 2016
Air blowing device
SHIRAHAMA SEIJI1 citations43
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUSD561325SFeb 5, 2008
Centrifugal blower fan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
USD561324SFeb 5, 2008
Centrifugal blower fan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations83
USD561323SFeb 5, 2008
Centrifugal blower fan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations82
USD560791SJan 29, 2008
Fan blade
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations61