NI

Nobuyuki Ishiwata

NE Nec: 8 patents #1 of 1,039Top 1%
Tdk: 1 patents #102 of 336Top 35%
Overall (2004): #1,948 of 270,089Top 1%
9
Patents 2004

Issued Patents 2004

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6804088 Thin film magnetic head, manufacturing method thereof and magnetic storage Yoshihiro Nonaka, Haruo Urai, Kiyotaka Shimabayashi, Tetsuhiro Suzuki, Shinsaku Saitho +2 more 2004-10-12
6798626 Magnetoresistive effect element having a ferromagnetic tunnel junction film with an oxide or nitride of a metallic material Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Eizo Fukami, Kiyokazu Nagahara +2 more 2004-09-28
6795271 Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatus Hiroaki Honjo, Tamaki Toba, Shinsaku Saito, Yoshihiro Nonaka, Tsutomu Ishi +2 more 2004-09-21
6791794 Magnetic head having an antistripping layer for preventing a magnetic layer from stripping Hiroaki Honjo, Tsutomu Ishi, Mikiko Saito, Shinsaku Saito, Tamaki Toba +2 more 2004-09-14
6780530 Magnetic material having a high saturation magnetic flux density and a low coercive force Mikiko Saito, Tsutomu Ishi, Hiroaki Honjo, Tamaki Toba, Shinsaku Saito +1 more 2004-08-24
6754051 Spin valve transducer having partly patterned magnetoresistance element 2004-06-22
6747853 Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system Kazuhiko Hayashi, Junichi Fujikata, Tsutomu Ishi, Shigeru Mori, Keishi Ohashi +3 more 2004-06-08
6718621 Magnetoresistive head production method Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Eizo Fukami, Kiyokazu Nagahara +2 more 2004-04-13
6687082 Magnetic head and manufacturing method thereof and magnetic recording and reproducing apparatus Tsutomu Ishi, Mikiko Saito, Hiroaki Honjo, Shinsaku Saito, Tamaki Toba +1 more 2004-02-03