LG

Lijie Guan

HT Headway Technologies: 56 patents #23 of 309Top 8%
WT Western Digital Technologies: 24 patents #91 of 3,180Top 3%
W( Western Digital (Fremont): 7 patents #96 of 473Top 25%
ST Sandisk Technologies: 3 patents #751 of 2,224Top 35%
📍 Cupertino, CA: #101 of 6,989 inventorsTop 2%
🗺 California: #2,732 of 386,348 inventorsTop 1%
Overall (All Time): #17,981 of 4,157,543Top 1%
90
Patents All Time

Issued Patents All Time

Showing 51–75 of 90 patents

Patent #TitleCo-InventorsDate
8379347 Perpendicular shield pole writer with tapered main pole and tapered non-magnetic top shaping layer Joe Smyth, Moris Dovek, Yoshitaka Sasaki, Cherng-Chyi Han 2013-02-19
8345388 Perpendicular recording device having reduced sensitivity to external fields Moris Dovek 2013-01-01
8284516 PMR write head with assisted magnetic layer Yuhui Tang, Tai Min, Suping Song 2012-10-09
8264798 Systems and methods for providing magnetic recording heads adapted for writing shingled tracks Suping Song 2012-09-11
8257597 Double rie damascene process for nose length control Changqing Shi, Ming Jiang, Yun-Fei Li 2012-09-04
8238059 PMR write head with narrow gap for minimal internal flux loss Yuhui Tang, Tai Min, Suping Song 2012-08-07
8189295 Perpendicular magnetic recording head with a bottom side shield Cherng-Chyi Han, Min Li, Fenglin Liu 2012-05-29
8164855 Method and system for providing a write pole in an energy assisted magnetic recording disk drive Matthew R. Gibbons, Kroum S. Stoev, Yugang Wang, Adam F. Torabi 2012-04-24
8094419 Optimized write pole flare angle for side shield or semi side shield PMR writer application 2012-01-10
8059371 Method to reduce sensitivity of a magnetic read-write head to external magnetic fields Moris Dovek 2011-11-15
8059366 Perpendicular magnetic recording head with a laminated pole Kenichi Takano, Yuchen Zhou, Joe Smyth, Moris Dovek 2011-11-15
8056213 Method to make PMR head with integrated side shield (ISS) Cherng-Chyi Han, Joe Smyth, Moris Dovek 2011-11-15
8035930 Perpendicular magnetic recording write head with a side shield Kenichi Takano, Yiu Ching Liu, Joe Smyth, Moris Dovek 2011-10-11
8023231 Composite shield structure of PMR writer for high track density Moris Dovek, Joe Smyth, Yoshitaka Sasaki 2011-09-20
8018676 Optimized write pole flare angle for side shield or semi side shield PMR writer application 2011-09-13
7978431 Method to make a perpendicular magnetic recording head with a bottom side shield Cherng-Chyi Han, Min Li, Fenglin Liu 2011-07-12
7934310 Process to manufacture a magnetic write head Hung Liang Hu, Yaw-Shing Tang 2011-05-03
7921544 Method of manufacturing a thin film magnetic head structure Yoshitaka Sasaki, Hironori Araki, Shigeki Tanemura, Hiroyuki Ito 2011-04-12
7916425 Magnetic head having angled pole portions Yoshitaka Sasaki, Hiroyuki Itoh, Hironori Araki, Shigeki Tanemura, Kazuo Ishizaki +1 more 2011-03-29
7898766 Four sided shield structure for a perpendicular write head Yaw-Shing Tang, Hung Liang Hu 2011-03-01
7872835 Optimized write pole flare angle for side shield or semi side shield PMR writer application 2011-01-18
7848062 Method to reduce sensitivity of a perpendicular recording head to external fields Moris Dovek 2010-12-07
7804666 Composite shield structure of PMR writer for high track density Morris Dovek, Joe Smyth, Yoshitaka Sasaki 2010-09-28
7791842 Shield shape for a perpendicular recording head including partly sloped lower tabs Moris Dovek 2010-09-07
7777987 Perpendicular write head with tapered main pole Hung Liang Hu, Yaw-Shing Tang 2010-08-17