P

Inventor

NISHIKAWA REIJI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “NISHIKAWA REIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOSHIBA KK

5 patents
US4649073AMar 10, 1987

Magnetic recording medium

TOSHIBA KK38 citations92
US4652479AMar 24, 1987

Magnetic recording medium

TOSHIBA KK19 citations81
US4680197AJul 14, 1987

Method of manufacturing perpendicular magnetic recording floppy disk

TOSHIBA KK10 citations73
US5434014AJul 18, 1995

Magnetic recording medium and method of manufacturing same

TOSHIBA KK7 citations72
US4961979AOct 9, 1990

Optical recording medium

TOSHIBA KK7 citations71

TOKYO SHIBAURA ELECTRIC CO

4 patents
US4441974AApr 10, 1984

Magnetron sputtering apparatus

TOKYO SHIBAURA ELECTRIC CO42 citations88
US4410603AOct 18, 1983

Magnetic recording medium

TOKYO SHIBAURA ELECTRIC CO25 citations80
US4629660ADec 16, 1986

Perpendicular magnetic-recording medium

TOKYO SHIBAURA ELECTRIC CO15 citations73
US4801481AJan 31, 1989

Perpendicular magnetic recording floppy disk

TOKYO SHIBAURA ELECTRIC CO4 citations62

TOSHIBA BATTERY

2 patents
US6562493B2May 13, 2003

Battery, lead member for battery connection, and battery pack using the same

TOSHIBA BATTERY15 citations77
US6338916B1Jan 15, 2002

Hydrogen absorbing alloy, method of manufacturing hydrogen absorbing alloy and alkali secondary battery

TOSHIBA BATTERY7 citations72