Here is an update on the latest patents since my last post:
Canon
→ Canon 2mm f/1.4 lens designed for 1/3" sensor.
→ Canon EF 2x DOE teleconverter (with Diffractive Optical Element).
→ Canon 10-22mm f/3.5-4.5 lens patent with liquid element design.
→ Canon patented an interchangeable lens cap (between the mount and front of the lens):
- Lens cap on the front side, 1 lens, 4 lens caps mount side, 5 on the body cap, camera 2 (a) 3
- It was mounted on the body cap and (b) side mount lens cap and remove the lens
- And reverse the direction of (c) lens, was mounted on the mount side lens cap, the front lens cap is removed from the body
- Was returned to its original position (d) lens, and attached to the body
→ Canon filed a patent to automatically select the best RAW picture from a sequence and save it in RAW format (remaining pictures saved in JPG).
Panasonic
→ Panasonic has a new patent for 35-100mm f/4 lens (4/3 equivalent).
→ Panasonic has also patented 24-64mm f/2.8 lens (35mm equivalent).
Olympus
→ The latest patent from Olympus is for a 14-150mm f/4.0-5.6 lens.
→ Olympus filed a patent for a camera with LED lights.
Tamron
→ Tamron filed a patent for a 10-50mm f/3.5-5.6 VC fisheye lens.
Ricoh
→ Ricoh filed a patent for a 8.17mm f/1.4 lens designed for 2/3" sensor. They also patented another lens for 2/3" sensor - 35mm f/1.4 lens:
Other
→ Velbon filed a patent for a switchable aspect tripod head.
→ Konica Minolta filed a patent for a 70mm f/3.5 medium format lens.