HI

Hiroshi Ichihashi

SC Sumitomo Chemical: 2 patents #38 of 341Top 15%
📍 Niihama, JP: #5 of 36 inventorsTop 15%
Overall (2002): #62,799 of 266,432Top 25%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6482945 Process for producing epsilon-caprolactam and apparatus for the process Wolfgang Holderich, Gerd Dahlhoff, Andre Sbresny 2002-11-19
6344586 Process for producing adipic acid Kazuhide Tanaka 2002-02-05