Inventor
SUGIYAMA YASUNARI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA YASUNARI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
10 patentsUS5365391ANov 15, 1994
Magnetic reproducing head having a distributed-constant circuit type magnetic field detector
SONY CORP72 citations95
US5734534AMar 31, 1998
Magnetic head
SONY CORP34 citations92
US5666249ASep 9, 1997
Magnetic head and method for manufacture thereof
SONY CORP22 citations92
US5331491AJul 19, 1994
High-density magnetic recording and reproducing head
SONY CORP23 citations92
US5796564AAug 18, 1998
Magnetic head having a recessed portion corresponding to a magnetic path and method of manufacturing the same
SONY CORP8 citations73
US5585983ADec 17, 1996
Magnetic head
SONY CORP9 citations70
US5786103AJul 28, 1998
Soft magnetic film and magnetic head employing same
SONY CORP4 citations62
US5715122AFeb 3, 1998
Magnetic head
SONY CORP6 citations62
US5654844AAug 5, 1997
Magnetic head assembly having two heads with the magnetic layer of one head angled between 80 to 100 relative to the gap of the other head, and method and apparatus using same
SONY CORP3 citations62
US5844745ADec 1, 1998
Magnetic head assembly having two heads with the magnetic layer of one head angled between 80° to 100° relative to the gap of the other head
SONY CORP1 citations47