Assignee
TSUYA NOBORU
10 patents
Top patents by PatentIndex Score
US4257830AMar 24, 1981
Method of manufacturing a thin ribbon of magnetic material
TSUYA NOBORU56 citations96
US5047274ASep 10, 1991
Annodized aluminum substrate for a magnetic recording disk in which pores are filled with a non magnetic material and the surface polished and etched
TSUYA NOBORU27 citations92
US4925738AMay 15, 1990
Substrate for a magnetic disk and process for its production
TSUYA NOBORU23 citations92
US4682206AJul 21, 1987
Thin ribbon of semiconductor material
TSUYA NOBORU29 citations92
US4244722AJan 13, 1981
Method for manufacturing thin and flexible ribbon of dielectric material having high dielectric constant
TSUYA NOBORU29 citations92
US5209837AMay 11, 1993
Process for preparing magnetic disk
TSUYA NOBORU20 citations82
US5074971ADec 24, 1991
Process for preparing magnetic disk
TSUYA NOBORU18 citations82
US4525223AJun 25, 1985
Method of manufacturing a thin ribbon wafer of semiconductor material
TSUYA NOBORU20 citations82
US5277960AJan 11, 1994
Substrate for magnetic recording medium and process of producing the same
TSUYA NOBORU16 citations73
US4363769ADec 14, 1982
Method for manufacturing thin and flexible ribbon wafer of _semiconductor material and ribbon wafer
TSUYA NOBORU10 citations73