Koshiishi; Eiji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Koshiishi; Eiji.The latest application filed is for "composition for high refractive index low dispersion resins for composite diffractive optical elements, andcomposite diffractive optical element using the same".

Company Profile

3.9.12

Koshiishi; Eiji - Tokyo JP
Koshiishi; Eiji - Chiba JP
KOSHIISHI; Eiji - Kanagawa JP
Koshiishi; Eiji - Katsushika-ku JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Composition for high refractive index low dispersion resins for composite diffractive optical elements, and composite diffractive optical element using the same Grant 11,214,650 - Namiki , et al. January 4, 2	2022-01-04
Photocurable composition and optical material Grant 10,647,819 - Namiki , et al.	2020-05-12
Method for producing cured product of episulfide-based resin Grant 10,526,452 - Namiki , et al. J	2020-01-07
Composition For High Refractive Index Low Dispersion Resins For Composite Diffractive Optical Elements, Andcomposite Diffractive Optical Element Using The Same App 20190127530 - NAMIKI; Kousuke ; et al.	2019-05-02
Photocurable Composition And Optical Material App 20180265638 - NAMIKI; Kousuke ; et al.	2018-09-20
Curable Composition And Adhesive For Optical Applications Using Same App 20180171080 - NAMIKI; Kousuke ; et al.	2018-06-21
Curable composition Grant 9,920,169 - Namiki , et al. March 20, 2	2018-03-20
Method For Producing Cured Product Of Episulfide-based Resin App 20170044323 - NAMIKI; Kousuke ; et al.	2017-02-16
Polymerizable composition for optical material, method for producing same, and method for producing optical material Grant 9,529,117 - Kamura , et al. December 27, 2	2016-12-27
Polymerizable composition for optical materials Grant 9,518,153 - Koshiishi , et al. December 13, 2	2016-12-13
Method for producing composition for optical material Grant 9,458,293 - Aoki , et al. October 4, 2	2016-10-04
Composition for optical material, and method for producing same Grant 9,447,226 - Okada , et al. September 20, 2	2016-09-20
Optical Material Composition And Optical Material Using Same App 20160202391 - SHIMODA; Naotsugu ; et al.	2016-07-14
Curable Composition App 20160152774 - Namiki; Kousuke ; et al.	2016-06-02
Composition For Optical Material And Optical Material Obtained Therefrom App 20160003978 - KOSHIISHI; Eiji ; et al.	2016-01-07
Composition For Optical Material, And Method For Producing Same App 20150166720 - Okada; Hiroyuki ; et al.	2015-06-18
Polymerizable Composition For Optical Materials App 20150011727 - Koshiishi; Eiji ; et al.	2015-01-08
Method For Producing Composition For Optical Material App 20140378628 - Aoki; Takashi ; et al.	2014-12-25
Polymerizable Composition For Optical Material, Method For Producing Same, And Method For Producing Optical Material App 20140357835 - Kamura; Teruo ; et al.	2014-12-04
Optical lens Grant 8,013,106 - Kato , et al. September 6, 2	2011-09-06
Optical Lens App 20100048855 - Kato; Noriyuki ; et al.	2010-02-25

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