TT

Tamaki Toba

NE Nec: 14 patents #843 of 14,502Top 6%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Tdk: 4 patents #1,273 of 3,796Top 35%
DE Denso: 1 patents #6,940 of 11,792Top 60%
Overall (All Time): #186,298 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7405148 Semiconductor device having a low-resistance bus interconnect, method of manufacturing same, and display apparatus employing same 2008-07-29
7239482 Thin-film magnetic head and nonmagnetic body filled concave portion formed on a pole layer and magnetic storage apparatus using the same Shinsaku Saitho, Haruo Urai, Nobuyuki Ishiwata, Kiyotaka Shimabayashi, Yoshihiro Nonaka 2007-07-03
7230794 Thin-film magnetic head with nonmagnetic body filled concave portion formed on a pole layer and magnetic storage apparatus using the same Shinsaku Saitho, Haruo Urai, Nobuyuki Ishiwata, Kiyotaka Shimabayashi, Yoshihiro Nonaka 2007-06-12
7183635 Semiconductor device having a low-resistance bus interconnect, method of manufacturing same, and display apparatus employing same 2007-02-27
7173793 Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatus Nobuyuki Ishiwata, Hiroaki Honjo, Shinsaku Saito, Yoshihiro Nonaka, Tsutomu Ishi +2 more 2007-02-06
7054107 Thin-film magnetic head with nonmagnetic body filled concave portion formed on a pole layer and magnetic storage apparatus using the same Shinsaku Saitho, Haruo Urai, Nobuyuki Ishiwata, Kiyotaka Shimabayashi, Yoshihiro Nonaka 2006-05-30
7042319 Thin film electromagnet and switching device comprising it Nobuyuki Ishiwata, Hiroaki Honjo, Shinsaku Saito, Keishi Ohashi 2006-05-09
7023659 Magnetic head having an antistripping layer for preventing a magnetic layer from stripping Hiroaki Honjo, Tsutomu Ishi, Mikiko Saito, Shinsaku Saito, Yoshihiro Nonaka +2 more 2006-04-04
6804088 Thin film magnetic head, manufacturing method thereof and magnetic storage Yoshihiro Nonaka, Haruo Urai, Nobuyuki Ishiwata, Kiyotaka Shimabayashi, Tetsuhiro Suzuki +2 more 2004-10-12
6795271 Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatus Nobuyuki Ishiwata, Hiroaki Honjo, 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, Yoshihino Nonaka +2 more 2004-09-14
6780530 Magnetic material having a high saturation magnetic flux density and a low coercive force Mikiko Saito, Nobuyuki Ishiwata, Tsutomu Ishi, Hiroaki Honjo, Shinsaku Saito +1 more 2004-08-24
6687082 Magnetic head and manufacturing method thereof and magnetic recording and reproducing apparatus Nobuyuki Ishiwata, Tsutomu Ishi, Mikiko Saito, Hiroaki Honjo, Shinsaku Saito +1 more 2004-02-03
6597543 Thin-film magnetic head and magnetic storage apparatus using the same Shinsaku Saitho, Haruo Urai, Nobuyuki Ishiwata, Kiyotaka Shimabayashi, Yoshihiro Nonaka 2003-07-22
6592811 Magnetic material having a high saturation magnetic flux density and a low coercive force Mikiko Saito, Nobuyuki Ishiwata, Tsutomu Ishi, Hiroaki Honjo, Shinsaku Saito +1 more 2003-07-15
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, Kiyokazu Nagahara, Hiroaki Honjou +3 more 2003-03-25
6507464 Co-Fe-Ni magnetic film having a high saturation magnetic flux density, composite thin film magnetic head using the film and magnetic memory device using the head Keishi Ohashi, Mikiko Saito 2003-01-14
6487042 Thin-film magnetic head and magnetic storage apparatus using the same Haruo Urai, Shinsaku Saitho 2002-11-26
6466416 Magnetic head, method for making the same and magnetic recording/reproducing device using the same Hiroaki Honjo, Nobuyuki Ishiwata, Tsutomu Ishi, Mikiko Saito, Shinsaku Saito +1 more 2002-10-15
6198601 Thin film magnetic head having non-linear tapered rails Yasuo Hira, Hirotaka Imayama, Atsuko Ohkawa, Masayasu Fujisawa, Kazuo Nate +5 more 2001-03-06
5910864 Thin film magnetic head having non-linear rails Yasuo Hira, Hirotaka Imayama, Atsuko Ohkawa, Masayasu Fujisawa, Kazuo Nate +5 more 1999-06-08
5567333 Thin film magnetic head, process for production thereof Yasuo Hira, Hirotaka Imayama, Atsuko Ohkawa, Masayasu Fujisawa, Kazuo Nate +5 more 1996-10-22
5371582 Thickness/depth measuring apparatus and method for measuring the thickness of a film and the depth of a groove Atsuko Ohkawa, Yasuo Hira, Masayasu Fujisawa, Isao Hashimoto 1994-12-06