KK

Kazuma Kozu

HO Hoya: 10 patents #113 of 1,290Top 9%
HT Hoya Lens Thailand: 6 patents #14 of 94Top 15%
Overall (All Time): #289,093 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
12007627 Method, manufacturing method, and design system of progressive addition lens, and progressive addition lens 2024-06-11
10578887 Pair of spectacle lenses for binocular vision, manufacturing method, supply system and supply program thereof Tadashi Kaga, Ayumu Ito 2020-03-03
10578888 Pair of spectacle lenses for binocular vision, manufacturing method, supply system and supply program thereof Tadashi Kaga, Ayumu Ito 2020-03-03
10401650 Spectacle lens, manufacturing method, supply system, and supply program thereof Tadashi Kaga, Ayumu Ito 2019-09-03
10330952 Spectacle lenses 2019-06-25
10302965 Progressive addition lens, design method and manufacturing method therefor, and progressive addition lens manufacturing system 2019-05-28
10203523 Progressive power lens Takao Tanaka 2019-02-12
9778486 Method of compiling shape data of a spectacle lens, spectacle lens shape data compiling device and spectacle lens Takashi Hatanaka 2017-10-03
9753307 Spectacle lens, manufacturing method thereof and lens supply system Takashi Hatanaka 2017-09-05
9638937 Spectacle lens, and method for designing spectacle lens, manufacturing method and manufacturing system of the spectacle lens Tomohiro Odaira 2017-05-02
8974058 Eyeglass lens and design method, manufacturing method and design system for eyeglass lens Tomohiro Odaira 2015-03-10
8814353 Method of compiling shape data of a spectacle lens, spectacle lens shape data compiling device and spectacle lens Takashi Hatanaka 2014-08-26
8386203 Method and device for evaluating graduated refraction power lens and method for manufacturing graduated refraction power lens 2013-02-26
8376546 Progressive-addition lens, method for preparing shape data thereof, method for manufacturing the lens, and apparatus and computer program product for preparing such shape data 2013-02-19
8285505 Lens evaluation method, lens evaluation device, lens manufacturing method, and lens characteristic display method 2012-10-09
8100529 Progressive-addition lens 2012-01-24