TW

Toshinori Watanabe

AC Alps Electric Co.: 47 patents #11 of 2,177Top 1%
HI Hitachi: 7 patents #5,859 of 28,497Top 25%
Tdk: 5 patents #1,099 of 3,796Top 30%
DC Dow Corning Toray Silicone Company: 4 patents #75 of 246Top 35%
Dow Corning: 2 patents #658 of 1,768Top 40%
TI Trinity Industrial: 2 patents #61 of 241Top 30%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
DC Dow Corning Toray Co.: 1 patents #117 of 258Top 50%
DC Dowa Mining Co.: 1 patents #157 of 324Top 50%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
HE Hitachi Microcomputer Eng.: 1 patents #7 of 42Top 20%
NT National Institute Of Technology: 1 patents #16 of 70Top 25%
Overall (All Time): #29,431 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 26–50 of 70 patents

Patent #TitleCo-InventorsDate
6768611 Thin film magnetic head causing appropriately suppressed side fringing and method of manufacturing the same Kiyoshi Sato, Hideki Gochou, Kiyoshi Kobayashi, Toru Takahashi, Hisayuki Yazawa +1 more 2004-07-27
6751053 Thin-film magnetic head reliably producing fringing flux at gap layer and method for fabricating the same Kiyoshi Sato, Kiyoshi Kobayashi, Masaki Ikegami 2004-06-15
6751054 Thin-film magnetic head for perpendicular magnetic recording having main magnetic pole layer on flat surface Kiyoshi Sato, Toshihiro Kuriyama 2004-06-15
6738223 Thin film magnetic head having side faces of the Gd defining layer and the lower magnetic pole layer aligned in the track width dimension Kiyoshi Sato 2004-05-18
6731458 Thin film magnetic head with upper core and lower core layers reducing side-fringing Hisayuki Yazawa 2004-05-04
6697221 Perpendicular magnetic recording head with inverted trapezoidal main magnetic pole layer Kiyoshi Sato, Hideki Gochou, Hisayuki Yazawa, Kiyoshi Kobayashi, Akira Koyama 2004-02-24
6687084 Perpendicular magnetic recording head having main magnetic pole layer formed on high-flatness surface of yoke layer, and method of manufacturing the head Toru Takahashi, Hisayuki Yazawa, Hideki Gochou, Kiyoshi Kobayashi, Minoru Yamada +1 more 2004-02-03
6538845 Thin-film magnetic head having a high specific resistance layer Mitsuo Kawasaki 2003-03-25
RE37992 Magnetoresistive head using exchange anisotropic magnetic field with an antiferromagnetic layer Masamichi Saito, Toshihiro Kuriyama 2003-02-18
6466403 Thin film magnetic head having very narrow track width and manufacturing method for the same Kiyoshi Sato, Toshihiro Kuriyama 2002-10-15
RE37819 Manufacturing method for magnetoresistive head having an antiferromagnetic layer of PTMN Masamichi Saito, Toshihiro Kuriyama 2002-08-13
6352621 Method of manufacturing film laminate having exchange anisotropic magnetic field Masamichi Saito 2002-03-05
6346338 Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method Akira Takahashi, Fumihito Koike, Nobuhiro Hayashi, Yoshihiro Kanada, Kiyoshi Kobayashi +4 more 2002-02-12
6327116 Thin film magnetic head and method for making the same Kiyoshi Sato 2001-12-04
6307722 Thin-film magnetic head and production method thereof Kiyoshi Sato, Yoshihiko Kakihara, Masamichi Saito, Toshihiro Kuriyama 2001-10-23
6274256 Thin film magnetic head Atsushi Sato, Akira Takahashi 2001-08-14
6201465 Magnetoresistive sensor and its manufacturing method Masamichi Saito, Kiyoshi Sato, Toshihiro Kuriyama 2001-03-13
6198378 Magnetoresisitive sensor and manufacturing method therefor Masamichi Saito, Kiyoshi Sato, Toshihiro Kuriyama 2001-03-06
6153062 Magnetoresistive sensor and head Masamichi Saito 2000-11-28
6150046 Combination magnetoresistive/inductive thin film magnetic head and its manufacturing method Akira Takahashi, Fumihito Koike, Nobuhiro Hayashi, Yoshihiro Kanada, Kiyoshi Sato +3 more 2000-11-21
6128167 Spin-valve magnetoresistive element Masamichi Saito 2000-10-03
6122151 Spin-valve magnetoresistive element Masamichi Saito 2000-09-19
6112402 Method for manufacturing magnetoresistive sensor Masamichi Saito, Kiyoshi Sato, Toshihiro Kuriyama 2000-09-05
6042897 Combination read/write thin film magnetic head and its manufacturing method Kiyoshi Sato 2000-03-28
6018443 Thin film magnetic head having hard films for magnetizing a shield layer in a single domain state Masamichi Saito 2000-01-25