Patent assignee · US · COMPANY

D4D Technologies, LLC

44Patents
28Active
44Granted
48Portfolio score

Filing activity: Dec 30, 2003 → Sep 7, 2023 · 10 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7184150B2 Laser digitizer system for dental applications Physics 181 Expired
US7355721B2 Optical coherence tomography imaging Physics 152 Expired
US7142312B2 Laser digitizer system for dental applications Physics 122 Expired
US8144954B2 Lighting compensated dynamic texture mapping of 3-D models Human Necessities 106 Active
USD558345S1 Intra-oral digitizer wand General 50 Expired
USD780182S1 Handheld scanner General 32 Active
USD862697S1 Handheld scanner General 32 Active
USD555792S1 Dental laboratory system workstation General 28 Expired
US7342668B2 High speed multiple line three-dimensional digitalization Human Necessities 23 Expired
US8532355B2 Lighting compensated dynamic texture mapping of 3-D models Human Necessities 21 Active
US6979496B2 Mill blank library and computer-implemented method for efficient selection of blanks to satisfy given criteria Human Necessities 20 Expired
USD554757S1 Digitizer machine for use in a dental laboratory system General 19 Expired
USD918209S1 Handheld scanner tip General 16 Active
US7226338B2 Milling machine Emerging Cross-Sectional Technologies 14 Expired
US9364300B2 Intra-oral scanning device with illumination frames interspersed with image frames Human Necessities 14 Active
USD529524S1 Mandrel square 2-position General 12 Expired
US8345257B2 Swept source optical coherence tomography (OCT) method and system Physics 10 Active
USD527750S1 Cylindrical mandrel General 10 Expired
USD547458S1 Milling machine for use in a dental laboratory system General 9 Expired
US8487962B2 Augmented reality system for a dental laboratory Human Necessities 8 Active
USD529521S1 Non-cylindrical mandrel General 8 Expired
US7789601B2 Mill blank mandrel Emerging Cross-Sectional Technologies 7 Active
US7978892B2 3D photogrammetry using projected patterns Physics 7 Active
US7573583B2 Laser digitizer system for dental applications Physics 6 Active
US8144336B2 Optical coherence tomography imaging Physics 5 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.