Inventor
DU TENGDA
US22 patents
⚠️ This page may combine multiple inventors who share the name “DU TENGDA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FINISAR CORP
15 patentsUS6977763B1Dec 20, 2005
Free-space optical isolator with integrated quarter-wave plate
FINISAR CORP19 citations90
US7995928B2Aug 9, 2011
Collimated ball lenses for optical triplexers
FINISAR CORP7 citations83
US7173763B2Feb 6, 2007
Optical interleaver and filter cell design with enhanced clear aperture
FINISAR CORP13 citations83
US10795170B2Oct 6, 2020
Multi-channel optical multiplexer or demultiplexer
FINISAR CORP2 citations73
US9991964B2Jun 5, 2018
Hybrid free space multiplexer for multichannel transmitter optical subassembly
FINISAR CORP5 citations73
US9625650B2Apr 18, 2017
Optical circulators integrated into transceivers
FINISAR CORP4 citations72
US7106508B2Sep 12, 2006
Hybrid cell
FINISAR CORP8 citations72
US10241274B2Mar 26, 2019
Dispersion-compensative optical assembly
FINISAR CORP1 citations62
US7268944B2Sep 11, 2007
Optical interleaver, filter cell, and component design with reduced chromatic dispersion
FINISAR CORP3 citations61
US7354203B2Apr 8, 2008
Packages for devices and components
FINISAR CORP2 citations60
US10459169B2Oct 29, 2019
Dispersion-compensative optical assembly
FINISAR CORP0 citations52
US9912437B2Mar 6, 2018
Optical transmitters
FINISAR CORP0 citations51
US9897758B2Feb 20, 2018
Optical circulators integrated into transceivers
FINISAR CORP1 citations51
US9885815B2Feb 6, 2018
Integrated birefringent gridless wavelength locker
FINISAR CORP1 citations51
US9520943B2Dec 13, 2016
Communication over multimode and single mode fiber
FINISAR CORP0 citations39