NH

Naoya Hasegawa

AC Alps Electric Co.: 160 patents #1 of 2,177Top 1%
Tdk: 27 patents #163 of 3,796Top 5%
NT Ntn: 2 patents #586 of 1,364Top 45%
AC Alps Electronics Co.: 1 patents #1 of 19Top 6%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Saijo, JP: #1 of 81 inventorsTop 2%
Overall (All Time): #3,772 of 4,157,543Top 1%
190
Patents All Time

Issued Patents All Time

Showing 151–175 of 190 patents

Patent #TitleCo-InventorsDate
6549384 Spin-valve magnetoresistive thin film element Masamichi Saito 2003-04-15
6538858 Spin-valve thin film element and method of manufacturing the same Kenji Honda, Yoshihiko Kakihara 2003-03-25
6504688 Magnetoresistive sensor capable of providing strong exchange coupling magnetic field, and thin-film magnetic head using the same Masamichi Saito 2003-01-07
6500570 Spin-valve magnetoresistive element and method for making the same Fumihito Koike, Yosuke Ide 2002-12-31
6496338 Spin-valve magnetoresistive sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias Masamichi Saito, Akihiro Makino 2002-12-17
6424506 Spin-valve magnetoresistive thin film element Masamichi Saito 2002-07-23
6387548 Exchange coupling film and magnetoresistance effect type element using this exchange coupling film, and thin film magnetic head using the magnetoresistance effect type element Masamichi Saito, Kazuya Oominato, Yutaka Yamamoto, Akihiro Makino 2002-05-14
6387550 Giant magnetoresistive material film, method of producing the same and magnetic head using the same Fumihito Koike 2002-05-14
6351204 Thin magnetic element and transformer Kiyohito Yamasawa, Yasuo Hayakawa, Takashi Hatanai, Akihiro Makino, Yutaka Naito 2002-02-26
6350487 Spin-valve type thin film element and its manufacturing method Toshihiro Kuriyama 2002-02-26
6340520 Giant magnetoresistive material film, method of producing the same magnetic head using the same Fumihito Koike 2002-01-22
6326092 Magnetoresistance device and production method thereof Kazuaki Ikarashi, Akihiro Makino 2001-12-04
6301089 Spin-valve type magnetoresistive thin film element comprising free magnetic layer having nife alloy layer Masamichi Saito 2001-10-09
6295186 Spin-valve magnetoresistive Sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias Masamichi Saito, Akihiro Makino 2001-09-25
6292334 Thin film magnetic head comprising shield layer having stabilized magnetic domain structure Fumihito Koike, Kiyoshi Sato 2001-09-18
6282069 Magnetoresistive element having a first antiferromagnetic layer contacting a pinned magnetic layer and a second antiferromagnetic layer contacting a free magnetic layer Yukie Nakazawa, Masamichi Saito, Akihiro Makino 2001-08-28
6221172 Manufacturing method of spin-valve magnetoresistive thin film element Masamichi Saito 2001-04-24
6210810 Magnetoresistance device Kazuaki Ikarashi, Akihiro Makino 2001-04-03
6191577 Magnetic sensor exhibiting large change in resistance at low external magnetic field Yoshito Sasaki, Akihiro Makino, Ichiro Tokunaga, Seiji Kikuchi 2001-02-20
6178071 Spin-valve type thin film element and its manufacturing method Toshihiro Kuriyama 2001-01-23
6153319 Spin-valve type thin film element 2000-11-28
6139908 Magnetoresistance device and production method thereof Kazuaki Ikarashi, Akihiro Makino 2000-10-31
6140902 Thin magnetic element and transformer Kiyohito Yamasawa, Yasuo Hayakawa, Takashi Hatanai, Akihiro Makino, Yutaka Naito 2000-10-31
6124047 Soft magnetic film and a magnetic head of an MR/inductive composite type using such a soft magnetic film 2000-09-26
6074707 Method of producing magnetoresistive element Yukie Nakazawa, Masamichi Saito, Akihiro Makino 2000-06-13