YK

Yasuhiro Kawawake

Sumitomo Electric Industries: 23 patents #806 of 21,551Top 4%
SK Seisan Kaihatsu Kagaku Kenkyusho: 1 patents #15 of 31Top 50%
Overall (All Time): #175,636 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7220482 Aligned fine particles, method for producing the same and device using the same Norishisa Mino, Kiyoyuki Morita, Shigeo Yoshii, Mutuaki Murakami, Osamu Kusumoto 2007-05-22
6982854 Magnetoresistance effect device and magnetoresistance effect head comprising the same, and magnetic recording/reproducing apparatus Yasunari Sugita, Hiroshi Sakakima 2006-01-03
6686071 Magnetic recording medium and magnetic recording apparatus using the same Hiroshi Sakakima, Hideaki Adachi, Mitsuo Satomi, Yasunari Sugita, Kenji Iijima 2004-02-03
6608738 MAGNETORESISTANCE EFFECT DEVICE UTILIZING AN OXIDE FILM TO PRODUCE ANTIFERROMAGNETIC EXCHANGE-COUPLING BETWEEN FIRST AND SECOND MAGNETIC FILMS IN EITHER THE PINNED LAYER OR THE FREE LAYER OF THE DEVICE Hiroshi Sakakima, Yasunari Sugita 2003-08-19
6597547 Magnetoresistive device with an &agr;-Fe2O3 antiferromagnetic film and indirect exchange coupling film layers of differing thickness Mitsuo Satomi, Yasunari Sugita, Hiroshi Sakakima 2003-07-22
6567246 Magnetoresistance effect element and method for producing the same, and magnetoresistance effect type head, magnetic recording apparatus, and magnetoresistance effect memory element Hiroshi Sakakima, Yasunari Sugita, Mitsuo Satomi, Masayoshi Hiramoto, Nozomu Matsukawa 2003-05-20
6562486 Exchange coupling film, magnetoresistance effect device, magnetoresistance effective head and method for producing exchange coupling film Hiroshi Sakakima, Eiichi Hirota, Mitsuo Satomi, Yasunari Sugita 2003-05-13
6535362 Magnetoresistive device having a highly smooth metal reflective layer Hiroshi Sakakima, Mitsuo Satomi 2003-03-18
6400537 Thin film magnetic head Hiroshi Sakakima, Yousuke Irie, Mitsuo Satomi 2002-06-04
6258470 Exchange coupling film, magnetoresistance effect device, magnetoresistance effective head and method for producing exchange coupling film Hiroshi Sakakima, Eiichi Hirota, Mitsuo Satomi, Yasunari Sugita 2001-07-10
6256222 Magnetoresistance effect device, and magnetoresistaance effect type head, memory device, and amplifying device using the same Hiroshi Sakakima, Yousuke Irie, Mitsuo Satomi 2001-07-03
6245450 Exchange coupling film magnetoresistance effect device magnetoresistance effective head and method for producing magnetoresistance effect device Hiroshi Sakakima, Mitsuo Satomi, Yasunari Sugita 2001-06-12
6198610 Magnetoresistive device and magnetoresistive head Mitsuo Satomi, Hiroshi Sakakima 2001-03-06
6111782 Magnetoresistance effect device, and magnetoresistance effect type head, memory device, and amplifying device using the same Hiroshi Sakakima, Yousuke Irie, Mitsuo Satomi 2000-08-29
6084752 Thin film magnetic head Hiroshi Sakakima, Yousuke Irie, Mitsuo Satomi 2000-07-04
6031692 Magnetoresistive device and magnetoresistive head Mitsuo Satomi, Hiroshi Sakakima 2000-02-29
6005798 Magnetoresistance effect device, and magnetoresistance effect type head, memory device, and amplifying device using the same Hiroshi Sakakima, Yousuke Irie, Mitsuo Satomi 1999-12-21
5909345 Magnetoresistive device and magnetoresistive head Mitsuo Satomi, Hiroshi Sakakima 1999-06-01
5841611 Magnetoresistance effect device and magnetoresistance effect type head, memory device, and amplifying device using the same Hiroshi Sakakima, Yousuke Irie, Mitsuo Satomi 1998-11-24
5691936 Magnetoresistive element and memory element Hiroshi Sakakima, Takeshi Uenoyama, Yousuke Irie 1997-11-25
5433999 Magnetic recording medium comprising specific backcoat layer Yoshiki Goto, Yukihiro Shimasaki, Kazuyoshi Honda, Tatsuaki Ishida, Kiyokazu Tohma +1 more 1995-07-18
5432661 Magnetoresistance effect element Teruya Shinjo, Toshio Takada 1995-07-11
5202149 Method for making a magnetic recording medium Tatsuaki Ishida, Ryuji Sugita, Kiyokazu Tohma, Kazuyoshi Honda, Yoshiki Goto 1993-04-13
5087476 Method of producing thin film Kiyokazu Tohma, Ryuji Sugita, Kazuyoshi Honda, Tatsuaki Ishida 1992-02-11