HO

Hisashi Okemoto

EC Ensuiko Sugar Refining Co.: 2 patents #17 of 60Top 30%
Overall (All Time): #2,287,498 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5445842 Quercetin-containing coloring Takemi Tanaka, Nobuhiro Kuwahara 1995-08-29
5424407 Crocetin-containing coloring Takemi Tanaka, Nobuhiro Kuwahara 1995-06-13