Ishigaki; Yuhei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishigaki; Yuhei.The latest application filed is for "chloroprene/unsaturated nitrile copolymer composition and vulcanized molded object".

Company Profile

4.4.7

Ishigaki; Yuhei - Itoigawa JP
ISHIGAKI; Yuhei - Itoigawa-city Niigata

*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
Block copolymer and production method for block copolymer Grant 11,396,572 - Ishigaki , et al. July 26, 2	2022-07-26
Block copolymer and method for producing block copolymer Grant 11,365,276 - Nishino , et al. June 21, 2	2022-06-21
Chloroprene polymer and production method therefor Grant 11,254,807 - Ishigaki , et al. February 22, 2	2022-02-22
Chloroprene/unsaturated Nitrile Copolymer Composition And Vulcanized Molded Object App 20220010097 - ONUKI; Suguru ; et al.	2022-01-13
Chloroprene/unsaturated Nitrile Copolymer, Chloroprene/unsaturated Nitrile Copolymer Composition And Vulcanized Molded Article App 20210395422 - NISHINO; Wataru ; et al.	2021-12-23
Block Copolymer And Production Method For Block Copolymer App 20200207900 - ISHIGAKI; Yuhei ; et al.	2020-07-02
Method For Producing Statistical Copolymer Containing Chloroprene Monomer Unit And Unsaturated Nitrile Monomer Unit, Statistical App 20200199260 - NISHINO; Wataru ; et al.	2020-06-25
Chloroprene Polymer And Production Method Therefor App 20200165421 - ISHIGAKI; Yuhei ; et al.	2020-05-28
Block Copolymer And Method For Producing Block Copolymer App 20190389994 - NISHINO; Wataru ; et al.	2019-12-26
Chloroprene rubber composition and adhesive composition using said chloroprene rubber composition Grant 9,328,228 - Yashima , et al. May 3, 2	2016-05-03
Chloroprene Rubber Composition And Adhesive Composition Using Said Chloroprene Rubber Composition App 20160017130 - YASHIMA; Hiroyuki ; et al.	2016-01-21

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