RT

Ryuzou Tomomatsu

IC Idemitsu Petrochemical Co.: 2 patents #182 of 578Top 35%
Overall (All Time): #2,190,342 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6727993 Surface inspection instrument and surface inspection method 2004-04-27
6034165 Propylene resin composition and automobile trim member Toshiyuki Ishii, Satoru Ohnishi, Toshihide Nara 2000-03-07