Inventor
ORII KOICHI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “ORII KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NITTO CHEMICAL INDUSTRY CO LTD
5 patentsUS4853198AAug 1, 1989
Process for producing unsintered cristobalite silica
NITTO CHEMICAL INDUSTRY CO LTD32 citations91
US4683128AJul 28, 1987
Process for manufacturing high purity silica
NITTO CHEMICAL INDUSTRY CO LTD36 citations91
US5028360AJul 2, 1991
Method of manufacturing spherical silica particles
NITTO CHEMICAL INDUSTRY CO LTD28 citations87
US5154905AOct 13, 1992
Method for producing unsintered cristobalite particles
NITTO CHEMICAL INDUSTRY CO LTD20 citations81
US5202104AApr 13, 1993
Process for preparing silica having a low silanol content
NITTO CHEMICAL INDUSTRY CO LTD18 citations72