![Permalink to Canon 35-600mm f/4-7.1 and Canon 28-500mm f/3.5-7.1 Lens Patents Found](https://canonaddict.com/wp-content/uploads/2024/06/RF35-600mm-F4-7.1-patent-120x120.webp)
Canon patents continue to be found including some extreme zoom lenses optimized for size and utility over image quality. overview [Publication number] P2024083644 [Release date] 2024-06-21 [Name of invention] Zoom lens and imaging device [Application date] 2024-04-25 [Division display] Division of P 2020099674 [Applicant] [Identification number] 000001007 [Name or company name] Canon Inc. A zoom […]