Inventor
YASUI HIROTO
JP18 patents
⚠️ This page may combine multiple inventors who share the name “YASUI HIROTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
11 patentsUS6639737B2Oct 28, 2003
Zoom lens system and projection apparatus using the same
CANON KK31 citations91
US7253973B2Aug 7, 2007
Image-pickup optical system
CANON KK11 citations83
US7151636B2Dec 19, 2006
Optical system
CANON KK7 citations72
US6741398B2May 25, 2004
Zoom lens system, image projecting and image pick-up devices using the same
CANON KK7 citations72
US8355205B2Jan 15, 2013
Optical element and optical system including the same
CANON KK2 citations61
US7710651B2May 4, 2010
Contacting two-layer diffractive optical element
CANON KK6 citations61
US10746977B2Aug 18, 2020
Optical system and image pickup apparatus including the same
CANON KK0 citations51
US7221519B2May 22, 2007
Zoom lens system and image pickup apparatus including the same
CANON KK0 citations51
US10379272B2Aug 13, 2019
Optical system and image pickup apparatus including the same
CANON KK0 citations40
US10082643B2Sep 25, 2018
Optical system and optical apparatus with diffractive optical element
CANON KK0 citations40
US9164291B2Oct 20, 2015
Optical system including diffractive optical element and optical apparatus
CANON KK0 citations40
YASUI HIROTO
3 patentsUS8877856B2Nov 4, 2014
Adhesive resin composition and hot melt adhesive obtained therefrom
YASUI HIROTO2 citations60
US8792168B2Jul 29, 2014
Optical system including diffractive grating and optical apparatus
YASUI HIROTO2 citations60
US8064145B2Nov 22, 2011
Optical system and optical apparatus using the same
YASUI HIROTO6 citations60
MITSUI CHEMICALS ICT MATERIA INC
3 patentsUS12557597B2Feb 17, 2026
Back grinding adhesive film and method for manufacturing electronic device
MITSUI CHEMICALS ICT MATERIA INC0 citations47
US12463080B2Nov 4, 2025
Back grinding adhesive film and method for manufacturing electronic device
MITSUI CHEMICALS ICT MATERIA INC0 citations47
US12444640B2Oct 14, 2025
Method for manufacturing electronic device
MITSUI CHEMICALS ICT MATERIA INC0 citations47