Inventor · Circle Pines, MN, US

David M. LaCroix

49Patents
20h-index
19Co-inventors
82Inventor score

Filing activity: Jul 2, 1998 → Jun 11, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6321740A Block splitter assembly Performing Operations; Transporting 163 Expired
USD482133S1 Front portion of a retaining wall block General 159 Expired
USD438640S Face of a retaining wall block General 155 Expired
USD464145S1 Side wall portion of a retaining wall block General 144 Expired
USD437422S Face of a retaining wall block General 143 Expired
USD506837S1 Front portion of a retaining wall block General 135 Expired
USD513805S1 Front portion of a retaining wall block General 134 Expired
US7140867B2 Mold for making a masonry block Emerging Cross-Sectional Technologies 58 Expired
US6113379A Process for producing masonry block with roughened surface Performing Operations; Transporting 56 Expired
USD610710S1 Wall block General 55 Expired
US6224815A Process for producing masonry block with roughened surface Performing Operations; Transporting 54 Expired
USD621960S1 Molded surface of a concrete product General 50 Expired
USD621070S1 Wall block body General 48 Expired
US6209848A Mold for producing masonry block with roughened surface Performing Operations; Transporting 47 Expired
US6918715B2 Block splitting assembly and method Performing Operations; Transporting 34 Expired
USD620615S1 Wall block General 32 Expired
US7458800B2 Mold assembly for manufacturing a masonry block Emerging Cross-Sectional Technologies 30 Active
US6874494B2 Block splitting assembly and method Fixed Constructions 29 Expired
US7066167B2 Block splitting assembly and method Performing Operations; Transporting 27 Expired
US7004158B2 Block splitting assembly and method Fixed Constructions 21 Expired
US8327833B2 Block splitting assembly and method Performing Operations; Transporting 19 Active
US6910796B2 Process and equipment for producing concrete products having blended colors Performing Operations; Transporting 16 Expired
US6609695B2 Mold for producing masonry block with roughened surface Performing Operations; Transporting 15 Expired
US7967001B2 Block splitting assembly and method Performing Operations; Transporting 14 Active
USD633629S1 Wall block General 13 Expired

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