Inventor
AKUTSU SHIGERU
JP10 patents
⚠️ This page may combine multiple inventors who share the name “AKUTSU SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONISHIROKU PHOTO IND
4 patentsUS4789583ADec 6, 1988
Magnetic recording medium
KONISHIROKU PHOTO IND19 citations72
US4684572AAug 4, 1987
Magnetic recording medium
KONISHIROKU PHOTO IND14 citations72
US4652496AMar 24, 1987
Magnetic recording medium
KONISHIROKU PHOTO IND13 citations72
US5110658AMay 5, 1992
Magnetic recording medium
KONISHIROKU PHOTO IND5 citations62