AY

Akihiko Yosizato

AC Asahi Kasei Kogyo Co.: 4 patents #154 of 1,395Top 15%
📍 Moriyama, JP: #738 of 2,577 inventorsTop 30%
Overall (All Time): #1,282,215 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5879799 Elastic polyurethane fibers and process for production thereof Kazuyuki Kitamura 1999-03-09
5576410 Diaminourea compound and process for production thereof and high heat resistant polyurethaneurea and process for production thereof Satoshi Furubeppu 1996-11-19
5414118 Diaminourea compound and process for production thereof and high heat resistant polyurethaneurea and process for production thereof Satoshi Furubeppu 1995-05-09
4365032 Monoester compound of 2,2-alkylidene bis(4,6-di-substituted phenol) Yoshinori Morifuji, Kunio Kondo, Masatsugu Yoshino 1982-12-21