Dong; Zi-Wen

Patent Applications and Registrations

Patent applications and USPTO patent grants for Dong; Zi-Wen.The latest application filed is for "optical device for rearranging wavelength channels".

Company Profile

0.9.4

Dong; Zi-Wen - San Ramon CA
Dong; Zi-Wen - Union City CA
Dong; Zi-Wen - Fremont CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Optical device for rearranging wavelength channels Grant 8,285,144 - Yamada , et al. October 9, 2	2012-10-09
Optical Device For Rearranging Wavelength Channels App 20110052189 - Yamada; Hiroaki ; et al.	2011-03-03
Inductive write head having high magnetic moment poles and low magnetic moment thin layer in the back gap, and methods for making Grant 6,989,962 - Dong , et al. January 24, 2	2006-01-24
Waveguide stress engineering and compatible passivation in planar lightwave circuits Grant 6,947,653 - Bhardwaj , et al. September 20, 2	2005-09-20
Inductive writer with flat top pole and pedestal defined zero throat Grant 6,870,712 - Chen , et al. March 22, 2	2005-03-22
Data storage and retrieval apparatus with thin film read head having inset extra gap insulation layer and method of fabrication Grant 6,762,910 - Knapp , et al. July 13, 2	2004-07-13
Inductive transducer with stitched pole tip and pedestal defining zero throat height Grant 6,721,138 - Chen , et al. April 13, 2	2004-04-13
Compact, low insertion loss, high yield arrayed waveguide grating Grant 6,697,553 - Bhardwaj , et al. February 24, 2	2004-02-24
Compact, low insertion loss, high yield arrayed waveguide grating App 20030156789 - Bhardwaj, Jyoti Kiron ; et al.	2003-08-21
Waveguide stress engineering and compatible passivation in planar lightwave circuits App 20030072548 - Bhardwaj, Jyoti Kiron ; et al.	2003-04-17
Method and system for providing edge-junction TMR utilizing a hard magnet as a pinned layer Grant 6,515,573 - Dong , et al. February 4, 2	2003-02-04
Data storage and retrieval apparatus with thin film read head having planarized extra gap and shield layers and method of fabrication thereof Grant 6,496,334 - Pang , et al. December 17, 2	2002-12-17
Inductive writer with flat top pole and pedestal defined zero throat App 20020181162 - Chen, Yingjian ; et al.	2002-12-05

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