The latest Canon patents:
Canon 35-600mm f/4-7.1 and Canon 28-500mm f/3.5-7.1 Lens Patents Found
Canon Patents For Inner Zoom 15-60mm F2.8 and 22-80mm F2.8 Found
Canon RF33mm f/1.8 APS-C and Canon RF24mm f/2.8 Full Frame Patents Found
The latest Canon patents:
Canon 35-600mm f/4-7.1 and Canon 28-500mm f/3.5-7.1 Lens Patents Found
Canon Patents For Inner Zoom 15-60mm F2.8 and 22-80mm F2.8 Found
Canon RF33mm f/1.8 APS-C and Canon RF24mm f/2.8 Full Frame Patents Found