Learn more

LAST HARRY J

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    236,364
About

LAST HARRY J has a total of 43 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Canada. Its main competitors in its focus markets civil engineering, mechanical elements and machines are VARIOPOOL B V, DB IND and SUNDIN PRODUKTER AB A E.

Patent filings per year

Chart showing LAST HARRY Js patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Last Harry J 43
#2 Dunn David Frederick 1
#3 Martin Keith J 1
#4 Dunn David 1

Latest patents

Publication Filing date Title
US2016123526A1 Two-piece detachable bracket for supporting pool deck-lid modules covering below deck troughs housing powered pool cover systems
GB201220440D0 A two piece corner framing element for swimming pool extrusions with pool-liner anchor channels
GB201111669D0 Pool cover system and pool-deck lid lift system for below deck pool cover housing troughs
US2008178587A1 Anti-cavitation manifold for drive coupled, dual motor reversible hydraulic drive winding and unwinding systems
CA2700533A1 Passive tensioning mechanism for underwater buoyant-slat automatic pool cover systems
US7409732B2 Providing unidirectional hinge, increased buoyancy and passive tensioning for buoyant-slat automatic pool cover systems
WO2005042887A2 A hinge coupling three buoyant-slat pool cover sections
US7047575B2 Hinge coupling three buoyant-slat pool cover sections
NZ548526A Hydraulic/pneumatic apparatus
WO2005071187A1 Travelling cover bench system with hydraulic fluid actuator
NZ543045A Dual, coupled check valve for direct drive, reversible power sources for hydraulic systems
US7204291B2 Modular lid and actuator for underwater pool cover drum enclosure
EP1236846A2 Swimming pool cover having reduced friction during slidable movement
EP1146184A1 Cable operated automatic pool cover system using buoyant slat pool covers
AU7009196A A manuel cover drive for swimming pools
US5349707A Split stop for automatic swimming pool covers with a hydraulic drive system
US5327590A Automatic swimming pool cover with a dual hydraulic drive system
WO9201849A1 An automatic swimming pool cover with a dual hydraulic drive system
AU6737390A An automatic swimming pool cover with a dual hydraulic drive system
US5067184A Cover drum having tapered ends and automatic swimming pool cover