YO

Yasuyuki Okada

HI Hitachi: 22 patents #1,535 of 28,497Top 6%
HG HGST: 10 patents #567 of 1,677Top 35%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
OT Otsuka Techno: 1 patents #10 of 36Top 30%
Kubota: 1 patents #1,212 of 2,059Top 60%
FU Fujikura: 1 patents #788 of 1,407Top 60%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #65,370 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
11493669 Anti-reflective body, camera unit, mobile device, and method for manufacturing anti-reflective body Hideaki Sato, Yosuke KAMIKADO, Yukio Takahashi, Yuta Uchiyama, Naoki Oyama +1 more 2022-11-08
10335744 Method of producing flat sheet membrane element and flat sheet membrane element Kimihiro Ishikawa 2019-07-02
9250301 Encoder Yasunori Abe 2016-02-02
8093886 Rotation-angle-detecting apparatus Kyohei Aimuta, Chiharu Mitsumata 2012-01-10
8085499 Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it Yoshiaki Kawato, Kazuhiro Nakamoto, Hiroyuki Hoshiya, Masafumi Mochizuki 2011-12-27
8054067 Magnetic sensor and rotation-angle-detecting apparatus with a bridge circuit Chiharu Mitsumata 2011-11-08
7859797 Magnetoresistive head and magnetic storage apparatus Katsumi Hoshino, Hiroyuki Hoshiya 2010-12-28
7813079 Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it Yoshiaki Kawato, Kazuhiro Nakamoto, Hiroyuki Hoshiya, Masafumi Mochizuki 2010-10-12
7667520 Level shift device having reduced error in the duty ratio of the output signal Hiroshi Inoue, Yorimasa Funahashi, Satoshi Nakashima 2010-02-23
7656611 Laminated high moment magnetic films antiferromagnetic coupling as write pole of perpendicular magnetic recording head Yinshi Liu, Nian-Xiang Sun, Yunxiao Gao, Yimin Hsu, Tomohiro Okada 2010-02-02
7532433 Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it Yoshiaki Kawato, Kazuhiro Nakamoto, Hiroyuki Hoshiya, Masafumi Mochizuki 2009-05-12
7491986 Semiconductor integrated circuit device Takaaki Kumagae, Masumi Nobata 2009-02-17
7443636 Magnetic head having layered film with tilted crystalline grain structure Katsumi Hoshino, Hiroyuki Hoshiya, Kenichi Meguro 2008-10-28
7426091 Magnetic head Hiroyuki Hoshiya, Yoshiaki Kawato 2008-09-16
7400137 Magnetic encoder having a stable output property with unsaturated magnetic sensor Kenichi Meguro, Hiroyuki Hoshiya, Kazuhiro Nakamoto, Yasunori Abe 2008-07-15
7289345 CAM circuit and output method thereof Yorimasa Funahashi 2007-10-30
7221538 Thin film perpendicular magnetic recording head, their fabrication process and magnetic disk drive using it Yoshiaki Kawato, Kazuhiro Nakamoto, Hiroyuki Hoshiya, Masafumi Mochizuki 2007-05-22
7154919 Optical fiber laser and laser light emitting method Takeshi Segi, Tetsuya Sakai 2006-12-26
7150819 Structure and plating method of thin film magnetic head and magnetic storage apparatus Kazue Kudo, Nobuo Yoshida, Moriaki Fuyama, Noriyuki Saiki, Gen Oikawa +2 more 2006-12-19
7105933 Semiconductor integrated circuit device and manufacturing method of the same Akinori Haza, Masumi Nobata 2006-09-12
7106608 Priority circuit Yorimasa Funahashi 2006-09-12
7057853 Magnetic head Hiroyuki Hoshiya, Yoshiaki Kawato 2006-06-06
6801062 Output circuit 2004-10-05
6794063 Thin film magnetic head and method of fabricating the head Kazue Kudo, Hiroyuki Hoshiya 2004-09-21
6795272 Thin film magnetic head and magnetic storage apparatus Kazue Kudo, Moriaki Fuyama, Yohji Maruyama, Gen Oikawa 2004-09-21