MT

Masaaki Toma

SC Sumitomo Chemical: 2 patents #66 of 368Top 20%
Overall (1994): #25,222 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5334774 Process for purifying phenol Kayoko Kogure, Kazuo Kimura, Michihiro Kawasaki, Eiji IMAMURA 1994-08-02
5304684 Process for producing phenol and methyl ethyl ketone Hiroshi Nishida, Kazuo Kimura, Shouji Hamada, Hirooki Nagaoka 1994-04-19