RS

Ryouichi Sekioka

HK Hoechst Mitsubishi Kasei: 3 patents #2 of 7Top 30%
Overall (1994): #8,992 of 165,921Top 6%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5340930 Monoazo dye having a thiophene derivative as diazo component Kiyoshi Himeno 1994-08-23
5304222 Monoazo benzothiazole disperse dye mixture Kouichi Seto 1994-04-19
5278294 Monoazo dye having diaminopyridine derivatives Kiyoshi Himeno 1994-01-11