Inventor
TODA HIROTSUGU
JP6 patents
⚠️ This page may combine multiple inventors who share the name “TODA HIROTSUGU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKI HANBAI CO LTD
5 patentsUS7472738B2Jan 6, 2009
Screen device
SEIKI HANBAI CO LTD25 citations90
US7395850B2Jul 8, 2008
Winding-up screen device
SEIKI HANBAI CO LTD28 citations89
US7931070B2Apr 26, 2011
Sliding screen door
SEIKI HANBAI CO LTD16 citations82
US11384598B2Jul 12, 2022
Screen device
SEIKI HANBAI CO LTD2 citations71
US10920488B2Feb 16, 2021
Roll screen device
SEIKI HANBAI CO LTD5 citations71