KN

Kiyokazu Nagahara

NE Nec: 2 patents #90 of 1,409Top 7%
SO Sony: 1 patents #749 of 2,293Top 35%
Overall (2003): #26,747 of 273,478Top 10%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6624987 Magnetic head with a tunnel junction including metallic material sandwiched between one of an oxide and a nitride of the metallic material Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Eizo Fukami +2 more 2003-09-23
6538861 MAGNETORESISTIVE HEAD HAVING FERROMAGNETIC TUNNEL JUNCTION FILM WITH A SMALLER RESISTANCE AT A TERMINAL PORTION THAN A CENTRAL PORTION, MAGNETIC RESISTANCE DETECTION SYSTEM WITH THE MAGNETORESISTIVE HEAD AND A MAGNETIC STORAGE SYSTEM USING IT Kazuhiko Hayashi, Masafumi Nakada, Eizo Fukami, Hiroaki Honjou, Kunihiko Ishihara +3 more 2003-03-25
6515379 Power supply apparatus, method, and electronic apparatus Koichi Nojima 2003-02-04