AK

Atsushi Kamijo

NE Nec: 24 patents #375 of 14,502Top 3%
Samsung: 6 patents #19,812 of 75,807Top 30%
NC Ndk Saw Devices Co.: 1 patents #4 of 6Top 70%
NC Nihon Dempa Kogyo Co.: 1 patents #180 of 296Top 65%
Overall (All Time): #112,734 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
11539345 Surface acoustic wave device and method for manufacturing the same 2022-12-27
7742263 Magnetoresistance device with a diffusion barrier between a conductor and a magnetoresistance element and method of fabricating the same Yoshiyuki Fukumoto, Ken-ichi Shimura 2010-06-22
7695757 Method of manufacturing a substrate for organic electroluminescent device Yasuharu Onishi, Satoru Toguchi, Junichi Yamanari, Hitoshi Ishikawa, Tomohisa Gotoh 2010-04-13
7638797 Substrate of emitting device and emitting device using the same Tomohisa Gotoh, Noriko Takewaki, Hisanao Tsuge, Satoru Toguchi 2009-12-29
7619357 Electroluminescent display device Yasuharu Onishi, Satoru Toguchi, Junichi Yamanari, Hitoshi Ishikawa, Tomohisa Gotoh 2009-11-17
7605524 Surface acoustic wave device and method of manufacturing the same 2009-10-20
7394626 Magnetoresistance device with a diffusion barrier between a conductor and a magnetoresistance element and method of fabricating the same Yoshiyuki Fukumoto, Ken-ichi Shimura 2008-07-01
7391048 Optical control portion with graded metal dopant to control refractive index Tomohisa Gotoh, Noriko Takewaki, Hisanao Tsuge, Satoru Toguchi 2008-06-24
7379280 Magnetic tunnel magneto-resistance device and magnetic memory using the same Yoshiyuki Fukumoto, Ken-ichi Shimura 2008-05-27
7372673 Magnetoresistive effect transducer having longitudinal bias layer and control layer directly connected to free layer Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Tsutomu Ishi +5 more 2008-05-13
7345419 Substrate for optical element, organic electroluminescence element and organic electroluminescence display device Tomohisa Gotoh, Satoru Toguchi, Yasuharu Onishi, Hitoshi Ishikawa, Junichi Yamanari 2008-03-18
7280029 Laminated ferrimagnetic thin film, and magneto-resistive effect element and ferromagnetic tunnel element using this thin film Kaoru Mori 2007-10-09
7271698 Laminated ferrimagnetic thin film, and magneto-resistive effect element and ferromagnetic tunnel element using this thin film Kaoru Mori 2007-09-18
7187525 Magnetoresistive device and method for manufacturing same Ken-ichi Shimura, Yoshiyuki Fukumoto, Kaoru Mori 2007-03-06
7180235 Light-emitting device substrate with light control layer and light-emitting device using the same Tomohisa Gotoh, Noriko Takewaki, Hisanao Tsuge, Satoru Toguchi 2007-02-20
7099184 Magnetic random access memory Tadahiko Sugibayashi, Takeshi Honda, Noboru Sakimura, Hisao Matsutera, Kenichi Shimura +1 more 2006-08-29
6950290 Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layer Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Tsutomu Ishi +5 more 2005-09-27
6914257 Magnetoresistive device and method of producing the same Ken-ichi Shimura, Hisanao Tsuge, Tsutomu Mitsuzuka, Yoshiyuki Fukumoto 2005-07-05
6819532 Magnetoresistance effect device exchange coupling film including a disordered antiferromagnetic layer, an FCC exchange coupling giving layer, and a BCC exchange coupling enhancement layer 2004-11-16
6639766 Magneto-resistance effect type composite head and production method thereof Ishiwata Nobuyuki, Hisanao Tsuge, Hisao Matsutera, Yuji Tsukamoto, Masafumi Nakada 2003-10-28
6542342 Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layer Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Tsutomu Ishi +5 more 2003-04-01
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
6493195 Magnetoresistance element, with lower electrode anti-erosion/flaking layer Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Eizo Fukami +2 more 2002-12-10
6490139 Magneto-resistive element and magnetic head for data writing/reading Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Hisao Matsutera +1 more 2002-12-03
6341053 Magnetic tunnel junction elements and their fabrication method Masafumi Nakada, Hisanao Tsuge, Yuji Tsukamoto, Hisao Matsutera, Nobuyuki Ishiwata 2002-01-22