Inventor · Auckland, NZ

Andrew Leo Haynes

76Patents
12h-index
45Co-inventors
84Inventor score

Filing activity: Mar 23, 1981 → Dec 19, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
USD699328S1 Peripheral sealing gland for elongate objects passing through a surface or beyond a pipe end General 27 Active
US6801261B1 Video and/or audio digital data processing Electricity 23 Expired
USD796014S1 Sealing gland General 21 Active
US9255412B2 Peripheral sealing gland for elongate objects passing through a surface or beyond a pipe end Mechanical Engineering; Lighting; Heating 21 Active
US9518391B2 Roofing, cladding or siding product, its manufacture and its use as part of a solar energy recovery system Emerging Cross-Sectional Technologies 20 Active
US9206928B2 Sealing gland Mechanical Engineering; Lighting; Heating 19 Active
USD703521S1 Nut General 18 Active
US9863557B2 Escutcheon Emerging Cross-Sectional Technologies 16 Active
USD785768S1 Sealing gland General 15 Active
US4403654A Torque transmitting expansion joint and a hanger assembly incorporating same Fixed Constructions 13 Expired
US10221968B2 Pipe support Mechanical Engineering; Lighting; Heating 12 Active
US4421171A Valve operable under oppositely directed pressure differentials Fixed Constructions 12 Expired
US9458951B2 Pipe support Mechanical Engineering; Lighting; Heating 12 Active
US10866012B2 Roofing, cladding or siding apparatus Emerging Cross-Sectional Technologies 10 Active
USD796013S1 Sealing gland General 10 Active
USD801487S1 Sealing gland General 10 Active
US4458751A Method and apparatus for selective disengagement of a fluid transmission conduit operable under oppositely directed pressure differentials Fixed Constructions 9 Expired
US4445572A Unrestricted bore safety joint Fixed Constructions 8 Expired
US9954480B2 Photovoltaic systems Emerging Cross-Sectional Technologies 7 Active
US9951890B2 Sealing gland Electricity 7 Active
USD840516S1 Sealing gland General 7 Active
USD952802S1 Plumbing fitting General 5 Active
US10081947B2 Peripheral sealing gland for elongate objects passing through a surface or beyond a pipe end Mechanical Engineering; Lighting; Heating 4 Active
US10001226B2 Multi-fit clip Mechanical Engineering; Lighting; Heating 4 Active
US9581271B2 Sealing gland Electricity 4 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.