Patent assignee · US · COMPANY

Carson Optical, Inc.

63Patents
46Active
63Granted
48Portfolio score

Filing activity: Jan 8, 2004 → Oct 11, 2023 · 19 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD656979S1 Magnifier General 52 Expired
USD634705S1 Battery compartment and support for a magnifier General 19 Expired
USD662957S1 Light assembly for a magnifier General 18 Active
US8132669B1 Binocular case Human Necessities 16 Active
US6903882B1 Magnifier with personalizable multipart handle Physics 15 Expired
USD799085S1 Magnifier visor light General 15 Active
USD708653S1 Optical adaptor General 14 Active
USD708652S1 Lens magnet adaptor General 13 Active
USD597114S1 Magnifier with retractable protective sleeve General 13 Expired
USD902705S1 Clip for electronic device General 12 Active
USD685543S1 Air blower General 11 Active
USD913353S1 Tabletop magnifier General 11 Active
USD614219S1 Linen tester General 11 Expired
USD905147S1 Handheld magnifier General 10 Active
USD629433S1 Magnifier frame for a magnifying lens General 10 Expired
USD699410S1 Screen cleaner General 10 Active
USD898815S1 Eyewear retainer General 10 Active
US7414798B1 Magnifier with slidable cover Physics 9 Active
US9357109B2 Magnetic optical adapter for electronic devices Electricity 9 Active
USD969193S1 Microscope assembly General 9 Active
US7905459B2 Tripod attachment for binoculars Physics 8 Active
USD701559S1 Braided eyewear retainer General 7 Active
USD496059S1 Loupe General 7 Expired
US8240076B2 Cover for a telescopic sight Mechanical Engineering; Lighting; Heating 7 Active
USD694795S1 Camera sensor magnifier General 6 Active

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