Patent assignee · DE · COMPANY

HEINE Optotechnik GmbH & Co. KG

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52Patents
17Active
52Granted
44Portfolio score

Filing activity: Feb 28, 1977 → Jan 11, 2023 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD633034S1 Rechargeable battery handle for diagnostic instruments General 63 Expired
US4306546A Endoscope Human Necessities 56 Expired
USD607562S1 Ophthalmoscope General 55 Expired
USD633035S1 Rechargeable battery handle for diagnostic instruments General 54 Expired
US4273112A Laryngoscope Human Necessities 51 Expired
US7441282B2 Headband apparatus for head-worn optical instruments Human Necessities 37 Active
US5223863A Binocular ophthalmoscope with tilting mirror Physics 35 Expired
USD653206S1 Charger for rechargeable batteries for diagnostic instruments General 33 Expired
USD818129S1 Sphygmomanometer General 31 Active
US4215678A Endoscope Human Necessities 31 Expired
US8305685B2 Loupe support system Physics 29 Active
US4382219A Arrangement consisting of a battery handle for electro-optical diagnostic instruments, of a charger and of a storage cell Emerging Cross-Sectional Technologies 29 Expired
USD564959S1 Battery charging apparatus General 28 Expired
US6666819B2 Laryngoscope Human Necessities 26 Expired
USD608479S1 Headlamp with binocular lens and glasses General 25 Expired
US4681413A Headband with optical device adjustably coupled thereto Human Necessities 25 Expired
US7387384B2 Ophthalmoscope Human Necessities 24 Expired
USD568241S1 Accumulator General 22 Expired
USD621535S1 Rechargeable battery with headband General 19 Expired
US6139491A Fibre-optic laryngoscope spatula with an exchangeable light-guide part Human Necessities 19 Expired
US7871174B2 Headband for diagnostic instruments comprising light source and accumulator module Human Necessities 18 Active
USD572853S1 Lamp General 17 Expired
US4684227A Binocular indirect ophthalmoscope Human Necessities 16 Expired
US9089296B2 Illumination device and bottom unit, especially for medical diagnostic instruments Human Necessities 14 Active
US5294948A Device for macrophotography Physics 11 Expired

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