Inventor
MATSUURA TAKESHI
CA19 patents
⚠️ This page may combine multiple inventors who share the name “MATSUURA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
8 patentsUS4871606AOct 3, 1989
Magnetic recording medium
HITACHI MAXELL12 citations72
US4618536AOct 21, 1986
Magnetic recording medium
HITACHI MAXELL8 citations72
US4363850ADec 14, 1982
Magnetic recording medium
HITACHI MAXELL11 citations70
US4322474AMar 30, 1982
Magnetic recording medium
HITACHI MAXELL15 citations70
US4716076ADec 29, 1987
Magnetic recording medium
HITACHI MAXELL5 citations61
US4769293ASep 6, 1988
Magnetic recording medium and production thereof
HITACHI MAXELL3 citations58
US4561034ADec 24, 1985
Magnetic recording medium
HITACHI MAXELL6 citations55
US5415928AMay 16, 1995
Magnetic recording tape
HITACHI MAXELL0 citations45
CANADIAN PATENTS DEV
3 patentsUS4322448AMar 30, 1982
Method of concentrating natural fruit juices by reverse osmosis
CANADIAN PATENTS DEV21 citations78
US4744807AMay 17, 1988
Method of manufacturing a cellulose acetate membrane and the membrane so produced
CANADIAN PATENTS DEV11 citations73
US4814084AMar 21, 1989
Reverse osmosis membrane of cellulosic material
CANADIAN PATENTS DEV0 citations46