Granted Patent
Utility
US 6,721,138 · App. 09/999,694
Inductive transducer with stitched pole tip and pedestal defining zero throat height
Inventors:
Yingjian Chen, Xizeng Shi, Hugh C. Hiner, Zi-Wen Dong, Francis H. Liu, Matthew R. Gibbons, Joyce Thompson, William D. Jensen, Chester Xiaowen Chien, Yugang Wang
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Oct 24, 2001
Inventors
Yingjian Chen
Xizeng Shi
Hugh C. Hiner
Zi-Wen Dong
Francis H. Liu
Matthew R. Gibbons
Joyce Thompson
William D. Jensen
Chester Xiaowen Chien
Yugang Wang
Assignee (at issue)
WESTERN DIGITAL (FREMONT), LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.