Inventor
OSHIMA YASUTAKA
JP2 patents
Patents
2 patentsUS11345641B2May 31, 2022
Alumina fibers, alumina fiber aggregate, and retaining material for use in exhaust gas purification device
DENKA COMPANY LTD1 citations55
US11319250B2May 3, 2022
Alumina fibers, alumina fiber aggregate, and retaining material for use in exhaust gas purification device
DENKA COMPANY LTD0 citations54