SO

Shigeru Ohyama

IC Idemitsu Petrochemical Co.: 3 patents #133 of 578Top 25%
📍 Himeji, JP: #574 of 1,500 inventorsTop 40%
Overall (All Time): #1,637,551 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5718954 Substance including natural organic substance fine powder Masahiro Sano, Satoshi Mikami, Nobutaka Sasaki, Nobuo Kusamoto, Fumioki Fukatsu +2 more 1998-02-17
5639548 Fiber treatment composition, fiber treated thereby, and a method of treating fiber thereby Masahiro Sano, Fumioki Fukatsu 1997-06-17
5514737 Fiber treatment composition, fiber treated thereby, and a method of treating fiber thereby Masahiro Sano, Fumioki Fukatsu 1996-05-07