RF

Ryuji Fujii

S( Sae Magnetics (H.K.): 59 patents #8 of 585Top 2%
HT Headway Technologies: 21 patents #50 of 309Top 20%
Tdk: 14 patents #399 of 3,796Top 15%
Rohm Co.: 2 patents #1,039 of 2,292Top 50%
Overall (All Time): #30,865 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 51–68 of 68 patents

Patent #TitleCo-InventorsDate
8248895 Method for manufacturing thermally-assisted magnetic recording head comprising light source unit and slider Koji Shimazawa, Yoshihiro Tsuchiya, Seiichi Takayama, Nobuyuki Mori, Yasuhiro Ito +4 more 2012-08-21
8248897 Method for manufacturing thermally-assisted magnetic recording head comprising light source unit and slider Koji Shimazawa, Yoshihiro Tsuchiya, Seiichi Takayama, Nobuyuki Mori, Yasuhiro Ito +4 more 2012-08-21
8166630 Magnetic head slider manufacturing method Ikuhito Onodera, Quan Wang, Masahiro Kuribayashi 2012-05-01
8149653 Light source unit for thermally-assisted magnetic recording capable of monitoring of light output Koji Shimazawa, Yoshihiro Tsuchiya, Seiichi Takayama, Nobuyuki Mori, Yasuhiro Ito +4 more 2012-04-03
8040375 Method and apparatus for inspecting slider using moving stage 2011-10-18
7768281 Probe assembly for lapping a bar using a patterned probe Takashi Honda, Hiroyasu Tsuchiya, Koji Hosaka 2010-08-03
7746597 Slider having protective films of differing hydrogen content Jian Hui Huang 2010-06-29
7739786 Apparatus for manufacturing magnetic head slider 2010-06-22
7716814 Method of manufacturing magnetic head, and magnetic head substructure Yoshitaka Sasaki, Hiroyuki Itoh, Kazuo Ishizaki, Tatsushi Shimizu 2010-05-18
7464456 Slider separating method ChunFei Cheung 2008-12-16
7435163 Grinding sheet and grinding method Hideaki Natsui, Makoto Saito, Kazuya Orii, Koji Hosaka 2008-10-14
7326102 Apparatus for lapping thin film magnetic heads Hiroki Matsukuma 2008-02-05
7281317 Manufacturing method of flying magnetic head slider Morihiro Ohno, Osamu Fukuroi 2007-10-16
7189150 System and method for edge blending hard drive head sliders Zhu Jian Zhan, Quan Wang, Niraj Mahadev, Kazumasa Yasuda 2007-03-13
7153198 Fixture for slider lapping, lapping device and lapping method Koji Hosaka, Guowei Li, Xiaoming Hong, Xiangbin Xiao 2006-12-26
6679760 Lapping method of magnetic head slider and lapping method of bar Osamu Fukuroi, Morihiro Ohno 2004-01-20
6452750 Slider including a rail having a concave end and method of manufacturing same Osamu Fukuroi 2002-09-17
6398623 Processing method of device and processing method of slider Osamu Fukuroi 2002-06-04