Inventor
ITO AYUMU
JP25 patents
⚠️ This page may combine multiple inventors who share the name “ITO AYUMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOYA LENS THAILAND LTD
10 patentsUS11960149B2Apr 16, 2024
Measurement method for visual behavior, design method and manufacturing method for progressive power lens
HOYA LENS THAILAND LTD0 citations60
US12310662B2May 27, 2025
Measuring method for measuring rotation characteristic of eyeball of subject and setting method for progressive power lens
HOYA LENS THAILAND LTD0 citations56
US11428954B2Aug 30, 2022
Designing method and producing method of pair of spectacle lenses, and pair of spectacle lenses
HOYA LENS THAILAND LTD0 citations51
US12124112B2Oct 22, 2024
Method, manufacturing method, and design system for progressive power lens
HOYA LENS THAILAND LTD0 citations50
US11681163B2Jun 20, 2023
Pair of progressive power lenses and design method for the same
HOYA LENS THAILAND LTD0 citations50
US12390100B2Aug 19, 2025
Measuring method for measuring sensing capability of eye of subject, and setting method for progressive power lens
HOYA LENS THAILAND LTD0 citations46
US10642070B2May 5, 2020
Progressive addition lens
HOYA LENS THAILAND LTD0 citations41
US10545354B2Jan 28, 2020
Designing method and designing device for progressive power lens
HOYA LENS THAILAND LTD0 citations41
US10401649B2Sep 3, 2019
Method of designing progressive refractive power lens, and lens set
HOYA LENS THAILAND LTD0 citations41
US10401650B2Sep 3, 2019
Spectacle lens, manufacturing method, supply system, and supply program thereof
HOYA LENS THAILAND LTD0 citations41
SEIKO EPSON CORP
5 patentsUS7874673B2Jan 25, 2011
Progressive power lens and method of designing the same
SEIKO EPSON CORP22 citations92
US7267436B2Sep 11, 2007
Manufacturing method of spectacle lens, marking apparatus, marking system and spectacle lens
SEIKO EPSON CORP18 citations92
US7167771B2Jan 23, 2007
Spectacle lens manufacturing system, method of manufacturing spectacle lens, program and recording medium therefor
SEIKO EPSON CORP31 citations92
US7527376B2May 5, 2009
Method for designing spectacle lens, spectacle lens, and spectacles
SEIKO EPSON CORP12 citations81
US7717559B2May 18, 2010
Method for designing spectacle lens, and spectacles
SEIKO EPSON CORP7 citations73
KAGA TADASHI
3 patentsUS10578888B2Mar 3, 2020
Pair of spectacle lenses for binocular vision, manufacturing method, supply system and supply program thereof
KAGA TADASHI1 citations60
US10288903B2May 14, 2019
Progressive addition lens
KAGA TADASHI0 citations40
US10578887B2Mar 3, 2020
Pair of spectacle lenses for binocular vision, manufacturing method, supply system and supply program thereof
KAGA TADASHI0 citations39
SHINOHARA TOSHIHIDE
2 patentsUS8090628B2Jan 3, 2012
Lens order system, lens order method, lens order program and recording medium storing the lens order program
SHINOHARA TOSHIHIDE18 citations83
US8082188B2Dec 20, 2011
Lens order system, lens order method, lens order program and recording medium storing the lens order program
SHINOHARA TOSHIHIDE6 citations62