Inventor
OKANO SHOHEI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “OKANO SHOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOA NENRYO KOGYO KK
5 patentsUS4008149AFeb 15, 1977
Process of hydro-refining hydrocarbon oils
TOA NENRYO KOGYO KK120 citations95
US4134856AJan 16, 1979
Catalyst for hydro-refining hydrocarbon oils
TOA NENRYO KOGYO KK36 citations92
US4837193AJun 6, 1989
Hydrotreating catalyst and process of manufacture
TOA NENRYO KOGYO KK117 citations91
US4186078AJan 29, 1980
Catalyst and process for hydrofining petroleum wax
TOA NENRYO KOGYO KK33 citations90
US4139494AFeb 13, 1979
Catalyst for hydrofining petroleum wax
TOA NENRYO KOGYO KK33 citations90