Inventor
HENNEQUIN PETRUS J
NL9 patents
⚠️ This page may combine multiple inventors who share the name “HENNEQUIN PETRUS J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUNTER DOUGLAS INTERNATIONAL
8 patentsUS4200135AApr 29, 1980
Venetian blind tilting and lifting unit
HUNTER DOUGLAS INTERNATIONAL75 citations94
US4865108ASep 12, 1989
Frame for a retractable blind
HUNTER DOUGLAS INTERNATIONAL29 citations92
US4475580AOct 9, 1984
Mechanism for a roller blind
HUNTER DOUGLAS INTERNATIONAL49 citations91
US4807683AFeb 28, 1989
Retractable screen
HUNTER DOUGLAS INTERNATIONAL19 citations81
US4480360ANov 6, 1984
Clip for wall or ceiling panel structure
HUNTER DOUGLAS INTERNATIONAL25 citations79
US4580753AApr 8, 1986
Support bracket for a venetian blind headrail
HUNTER DOUGLAS INTERNATIONAL18 citations72
US4226455AOct 7, 1980
Locking device for raisable venetian blind
HUNTER DOUGLAS INTERNATIONAL2 citations61
US4194551AMar 25, 1980
End piece for the bottom rail of a venetian blind
HUNTER DOUGLAS INTERNATIONAL1 citations51