DK

David O. Keith

HC H.K. Composites: 10 patents #1 of 2Top 50%
HL Hk Marketing Lc: 10 patents #1 of 5Top 20%
Overall (All Time): #200,251 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D1061227 Tie standoff Kevin M. Christensen, Jordan O. Keith, Christopher C. Rhoades 2025-02-11
D968199 Tie standoff Kevin M. Christensen, Jordan O. Keith, Christopher C. Rhoades 2022-11-01
10870988 Tie for composite wall system fitting between insulation sheets Jordan O. Keith, Sidney E. Francies, III 2020-12-22
D887258 Composite action tie Jordan O. Keith, Sidney E. Francies, III 2020-06-16
D856121 Composite action tie Jordan O. Keith, Sidney E. Francies, III 2019-08-13
D856122 Tie Jordan O. Keith 2019-08-13
10000928 Tie for composite wall system that is both screwable and axially pushable Jordan O. Keith 2018-06-19
D804288 Tie for composite wall Jordan O. Keith 2017-12-05
D764266 Composite action tie Jordan O. Keith 2016-08-23
6895720 High strength composite wall connectors having tapered or pointed ends 2005-05-24
6854229 Form tie sleeves for composite action insulated concrete sandwich walls Mark Douglas Donaldson 2005-02-15
6138981 Insulating connectors used to retain forms during the manufacture of composite wall structures David M. Hansen 2000-10-31
6112491 Insulating connector rods and methods for their manufacture David M. Hansen 2000-09-05
5996297 Connectors and brackets used in making insulated composite wall structures David M. Hansen 1999-12-07
5987834 Insulating connector rods and their methods of manufacture David M. Hansen 1999-11-23
5830399 Methods for manufacturing highly insulative composite wall structures David M. Hansen 1998-11-03
5809723 Multi-prong connectors used in making highly insulated composite wall structures David M. Hansen 1998-09-22
5673525 Insulating connector rods used in making highly insulated composite wall structures David M. Hansen 1997-10-07
5606832 Connectors used in making highly insulated composite wall structures David M. Hansen 1997-03-04
5519973 Highly insulative connector rods and methods for their manufacture and use in highly insulated composite walls David M. Hansen 1996-05-28
D357855 Insulating wall tie for concrete sandwich walls David M. Hansen 1995-05-02