YT

Yasuo Tezuka

SC Sumitomo Chemical: 2 patents #31 of 256Top 15%
📍 Ibaraki, JP: #19 of 203 inventorsTop 10%
Overall (1982): #6,045 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4346046 Process for producing aminoaryl-.beta.-sulfatoethylsulfone Nobuzi Nishimura, Utazi Sawa, Takemi Tokieda, Shun Hayakawa 1982-08-24
4341699 Reactive red dye having both monochlorotriazinyl- and vinylsulfone-type reactive groups Masaki Sunami, Takashi Omura, Yutaka Kayane 1982-07-27