Category Archives: Patents

Canon 180mm F3.5 Macro, 300mm F4 Macro, and 100mm F4 Macro Patents

Canon continues to file tons of patents for new mirrorless lenses. overview [Publication number] P2024103311 [Release date] 2024-08-01 [Title of invention] Optical system and imaging device [Application date] 2023-01-20 [Applicant] [Identification number] 000001007 [Name or company name] Canon Inc. An optical system that is compact overall and has a small and lightweight focus lens group […]

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Canon Patents For 15-28mm F2.8 and 17-30mm F2.8 Zooms

Canon filed patents for 15-28mm F2.8 and 17-30mm F2.8 Zooms. overview [Publication number] P2024101615 [Release date] 2024-07-30 [Name of invention] Zoom lens and imaging device [Application date] 2023-01-18 [Applicant] [Identification number] 000001007 [Name or company name] Canon Inc. A zoom lens that is compact yet has a wide angle of view and good optical performance […]

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More Canon Patents 400-600mm F2.8-4, 300-600mm F2.8-4.5, and 70-300mm F4

Canon filed patents for 400-600mm F2.8-4, 300-600mm F2.8-4.5, and 70-300mm F4 lenses. overview [Publication number] P2024101302 [Release date] 2024-07-29 [Name of invention] Zoom lens and imaging device and imaging system having the same [Application date] 2023-01-17 [Applicant] [Identification number] 000001007 [Name or company name] Canon Inc. A zoom lens that is small in size and […]

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Tons of Canon Patents Found 9-18mm F4 IS, 10-20mm F2.8-4 IS, 11-22mm F2.8 IS, 12-30mm F4-6.3, 24-50mm F4-6.3, 14-30mm f/4-6.2, 24-50mm f/4-6.2, and 12-28mm f/4-6.4

So many Canon patents for lenses have been being found lately that I am condensing 3 posts of lens patents into 1 below.

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Canon Memory Card Cooling Patent Might Apply to Canon R1 and Canon R5 Mark II

A Canon is splitting a patent on ipforce for memory card cooling that could be for the Canon R1 and Canon R5 Mark II. Canon could also license the technology to other manufacturers in the future. [0006] However, in the above-mentioned conventional technology, heat generation of the recording media accompanying the mounting of multiple recording […]

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Canon Power Zoom Patents: Canon 15-30mm F4-6.3 PZ, 20-50mm F4-5.6 PZ, and 12-30mm F4-6.3 PZ With Internal Zoom

Some Canon Power Zoom patents were found for a Canon 15-30mm F4-6.3 PZ, 20-50mm F4-5.6 PZ, and 12-30mm F4-6.3 PZ. overview [Publication number] P2024091148 [Release date] 2024-07-04 [Title of Invention] Optical device and imaging device [Application date] 2022-12-23 [Applicant] [Identification number] 000001007 [Name or company name] Canon Inc. An optical device capable of appropriately controlling […]

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