DL

Dong-Hong Li

HT Headway Technologies: 10 patents #80 of 309Top 30%
S( Sae Magnetics (H.K.): 1 patents #306 of 585Top 55%
Overall (All Time): #519,076 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7951415 Method of manufacturing magnetic head for perpendicular magnetic recording Yoshitaka Sasaki, Shigeki Tanemura, Hiroyuki Itoh 2011-05-31
7933094 Magnetic head for perpendicular magnetic recording having a shield that includes a part recessed from medium facing surface Yoshitaka Sasaki, Hiroyuki Itoh 2011-04-26
7656613 Magnetic head for perpendicular magnetic recording having a specially configured shield layer Yoshitaka Sasaki, Hiroyuki Itoh, Shigeki Tanemura, Hironori Araki 2010-02-02
7609479 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Hiroyuki Itoh, Joseph Smyth, Lijie Guan, Yaw-Shing Tang 2009-10-27
7551394 Magnetic head for perpendicular magnetic recording having a multilayer shield structure and method of manufacturing same Yoshitaka Sasaki, Hiroyuki Itoh, Shigeki Tanemura, Hironori Araki, Tatsushi Shimizu +1 more 2009-06-23
7508629 Magnetic head for perpendicular magnetic recording that has a structure to suppress protrusion of an end portion of a shield layer resulting from heat generated by a coil, and method of manufacturing same Yoshitaka Sasaki, Hiroyuki Itoh, Shigeki Tanemura, Hironori Araki 2009-03-24
7468864 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Shigeki Tanemura, Hiroyuki Itoh 2008-12-23
7440229 Thin-film magnetic head having a write shield layer Yoshitaka Sasaki, Lijie Guan, Hiroyuki Ito 2008-10-21
7369361 Magnetic head and magnetic head substructure including resistor element whose resistance corresponds to the length of the track width defining portion of the pole layer Yoshitaka Sasaki, Hiroyuki Itoh, Hironori Araki, Kazuo Ishizaki 2008-05-06
7193816 Magnetic head for perpendicular magnetic recording and method of manufacturing same Yoshitaka Sasaki, Hiroyuki Itoh, Po-Kang Wang, Lijie Guan 2007-03-20