Inventor
ISHIMASA TORU
JP21 patents
⚠️ This page may combine multiple inventors who share the name “ISHIMASA TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
11 patentsUS10948687B2Mar 16, 2021
Interchangeable lens and camera system
CANON KK1 citations61
US8974129B2Mar 10, 2015
Barrier device, lens barrel, and imaging apparatus including same
CANON KK2 citations61
US8837061B2Sep 16, 2014
Lens barrel and imaging apparatus
CANON KK3 citations61
US8983284B2Mar 17, 2015
Lens barrel and image pickup apparatus including the same
CANON KK1 citations51
US8908088B2Dec 9, 2014
Image pick-up apparatus capable of correcting shading due to a closing travel operation of a shutter to pick up static image
CANON KK1 citations50
US12443002B2Oct 14, 2025
Optical apparatus, image stabilization device, lens barrel, and image pickup apparatus
CANON KK0 citations49
US12546971B2Feb 10, 2026
Optical device and image pickup apparatus
CANON KK0 citations48
US12429677B2Sep 30, 2025
Optical apparatus and image-capturing apparatus
CANON KK0 citations48
US12535647B2Jan 27, 2026
Lens barrel capable of preventing deformation or damage caused by external force and optical apparatus
CANON KK0 citations45
US10025059B2Jul 17, 2018
Optical apparatus
CANON KK0 citations40
US9400369B2Jul 26, 2016
Optical apparatus
CANON KK0 citations40
ISHIMASA TORU
6 patentsUS8243373B2Aug 14, 2012
Lens barrel and imaging apparatus
ISHIMASA TORU2 citations60
US8238737B2Aug 7, 2012
Lens barrel that changes focal length and image pickup apparatus equipped with lens barrel
ISHIMASA TORU2 citations60
US8390735B2Mar 5, 2013
Image pick-up apparatus having rotating shutter blades that move in mutually opposite directions for picking up a static image
ISHIMASA TORU2 citations59
US8861098B2Oct 14, 2014
Lens barrel and imaging apparatus
ISHIMASA TORU1 citations50
US8625980B2Jan 7, 2014
Lens barrel that changes focal length and image pickup apparatus equipped with lens barrel
ISHIMASA TORU0 citations50
US8905656B2Dec 9, 2014
Lens barrel and camera including lens barrel
ISHIMASA TORU0 citations39