Inventor · Winnipeg, MB, CA

David Whitmore

32Patents
6h-index
9Co-inventors
62Inventor score

Filing activity: Sep 16, 1998 → Sep 16, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6165346A Cathodic protection of concrete Chemistry; Metallurgy 28 Expired
US6572760B2 Cathodic protection Chemistry; Metallurgy 26 Expired
US6793800B2 Cathodic protection of steel within a covering material Chemistry; Metallurgy 15 Expired
US6027633A Electrolytic restoration of concrete Chemistry; Metallurgy 14 Expired
US7226532B2 Cathodic protection of steel within a covering material Chemistry; Metallurgy 11 Expired
US7264708B2 Cathodic protection system using impressed current and galvanic action Emerging Cross-Sectional Technologies 9 Expired
US7914661B2 Cathodic protection Chemistry; Metallurgy 6 Active
US7959786B2 Cathodic protection Chemistry; Metallurgy 6 Active
US7276144B2 Cathodic protection Chemistry; Metallurgy 5 Expired
US7520974B2 Cathodic protection of a concrete structure having a part in contact with a wetting medium and a part above the medium Chemistry; Metallurgy 4 Active
US8961746B2 Charging a sacrificial anode with ions of the sacrificial material Fixed Constructions 3 Active
USRE40672E1 Cathodic protection of concrete General 3 Active
US7422665B2 Anode for cathodic protection Chemistry; Metallurgy 2 Expired
USRE45234E1 Cathodic protection system using impressed current and galvanic action General 2 Active
US10053782B2 Corrosion protection using a sacrificial anode Chemistry; Metallurgy 2 Active
US8366904B2 Cathodic protection Chemistry; Metallurgy 2 Active
US8968549B2 Two stage cathodic protection system using impressed current and galvanic action Chemistry; Metallurgy 2 Active
US6183624A Restoration of concrete decks Chemistry; Metallurgy 1 Expired
US9447506B2 Cathodic protection of a concrete structure Fixed Constructions 1 Active
US10077554B2 Corrosion protection of cables in a concrete structure Fixed Constructions 0 Active
US10640877B2 Cathodic corrosion protection Chemistry; Metallurgy 0 Active
US11781226B2 Cathodic corrosion protection with current limiter Chemistry; Metallurgy 0 Active
US12428736B2 Method and apparatus for cathodic protection of steel in a concrete structure located in an ionically conductive liquid Chemistry; Metallurgy 0 Active
US10633746B2 Cathodic corrosion protection with current limiter Emerging Cross-Sectional Technologies 0 Active
USRE49882E1 Corrosion protection using a sacrificial anode General 0 Active

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