Inventor
KEITH DAVID O
US21 patents
⚠️ This page may combine multiple inventors who share the name “KEITH DAVID O”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
H K COMPOSITES INC
10 patentsUS6138981AOct 31, 2000
Insulating connectors used to retain forms during the manufacture of composite wall structures
H K COMPOSITES INC114 citations97
US5996297ADec 7, 1999
Connectors and brackets used in making insulated composite wall structures
H K COMPOSITES INC112 citations97
US5809723ASep 22, 1998
Multi-prong connectors used in making highly insulated composite wall structures
H K COMPOSITES INC106 citations97
US6112491ASep 5, 2000
Insulating connector rods and methods for their manufacture
H K COMPOSITES INC40 citations96
US5830399ANov 3, 1998
Methods for manufacturing highly insulative composite wall structures
H K COMPOSITES INC40 citations96
US5673525AOct 7, 1997
Insulating connector rods used in making highly insulated composite wall structures
H K COMPOSITES INC90 citations96
US5606832AMar 4, 1997
Connectors used in making highly insulated composite wall structures
H K COMPOSITES INC89 citations96
US5519973AMay 28, 1996
Highly insulative connector rods and methods for their manufacture and use in highly insulated composite walls
H K COMPOSITES INC63 citations96
USD357855SMay 2, 1995
Insulating wall tie for concrete sandwich walls
H K COMPOSITES INC59 citations96
US5987834ANov 23, 1999
Insulating connector rods and their methods of manufacture
H K COMPOSITES INC33 citations92
HK MARKETING LC
10 patentsUS6895720B2May 24, 2005
High strength composite wall connectors having tapered or pointed ends
HK MARKETING LC19 citations84
USD968199SNov 1, 2022
Tie standoff
HK MARKETING LC10 citations82
USD856122SAug 13, 2019
Tie
HK MARKETING LC7 citations82
US10000928B2Jun 19, 2018
Tie for composite wall system that is both screwable and axially pushable
HK MARKETING LC8 citations82
USD804288SDec 5, 2017
Tie for composite wall
HK MARKETING LC9 citations82
USD764266SAug 23, 2016
Composite action tie
HK MARKETING LC9 citations82
USD887258SJun 16, 2020
Composite action tie
HK MARKETING LC5 citations81
US10870988B2Dec 22, 2020
Tie for composite wall system fitting between insulation sheets
HK MARKETING LC2 citations70
USD856121SAug 13, 2019
Composite action tie
HK MARKETING LC4 citations70
USD1061227SFeb 11, 2025
Tie standoff
HK MARKETING LC0 citations59