Inventor · disambiguated record
Changhong Joy Jiang
Also filed as: JIANG CHANGHONG · JIANG CHANGHONG JOY
24 granted patents·2 pending applications·79 citations·filing 2003–2025
93Inventor score
Top patents by PatentIndex Score
26 records- 0197US10103513B1Common cathode laser driving circuitGOOGLE INC·Filed 2017·Granted Oct 16, 2018·36 cites·21 claims
- 0293US9749080B2TWDM passive network with extended reach and capacityGOOGLE INC·Filed 2015·Granted Aug 29, 2017·10 cites·12 claims
- 0393US9608758B1Low cost gain clamped EDFA for TWDM passive optical network applicationGOOGLE INC·Filed 2015·Granted Mar 28, 2017·11 cites·30 claims
- 0489US10461498B2Common cathode laser driving circuitGOOGLE LLC·Filed 2018·Granted Oct 29, 2019·6 cites·27 claims
- 0585US10153612B1Tunable laser bias circuitGOOGLE LLC·Filed 2017·Granted Dec 11, 2018·6 cites·26 claims
- 0682US9368941B1Temperature compensation in an optical transmitterGOOGLE INC·Filed 2015·Granted Jun 14, 2016·3 cites·30 claims
- 0780USD1079829SBuilding blockJIANG CHANGHONG·Filed 2025·Granted Jun 17, 2025·1 cites·1 claims
- 0875US10243687B2Optical network unit wavelength tuningGOOGLE INC·Filed 2016·Granted Mar 26, 2019·2 cites·12 claims
- 0975US10018799B2Optical bridge between exterior and interior networksGOOGLE INC·Filed 2016·Granted Jul 10, 2018·3 cites·30 claims
- 1073US10516479B1Feeder fiber and central office redundancyGOOGLE LLC·Filed 2019·Granted Dec 24, 2019·1 cites·24 claims
- 1157US10666379B2Optical network unit wavelength tuningGOOGLE LLC·Filed 2019·Granted May 26, 2020·0 cites·16 claims
- 1256US10439722B2Feeder fiber and central office redundancyGOOGLE LLC·Filed 2018·Granted Oct 8, 2019·0 cites·21 claims
- 1353US10050708B2Feeder fiber and central office redundancyGOOGLE INC·Filed 2016·Granted Aug 14, 2018·0 cites·16 claims
- 1452US9948422B2Low cost gain clamped EDFA for TWDM passive optical network applicationGOOGLE INC·Filed 2017·Granted Apr 17, 2018·0 cites·30 claims
- 1551US10158930B2Upgrading PON systems using a multi-cycle field AWGGOOGLE INC·Filed 2017·Granted Dec 18, 2018·0 cites·24 claims
- 1650US9729950B2Upgrading PON systems using a multi-cycle field AWGGOOGLE INC·Filed 2015·Granted Aug 8, 2017·0 cites·13 claims
- 1749US11901696B2Wavelength drift suppression for burst-mode tunable EML laserGOOGLE LLC·Filed 2019·Granted Feb 13, 2024·0 cites·20 claims
- 1849US10992387B2Port replicatorGOOGLE LLC·Filed 2019·Granted Apr 27, 2021·0 cites·16 claims
- 1949US2017317778A1TWDM Passive Network with Extended Reach and CapacityGOOGLE INC·Filed 2017·Application pending·0 cites
- 2047US11594856B2Wavelength drift suppression for burst-mode tunable EML transmitterGOOGLE LLC·Filed 2019·Granted Feb 28, 2023·0 cites·24 claims
- 2146US12009635B2Switching circuit for burst-mode tunable laserGOOGLE LLC·Filed 2019·Granted Jun 11, 2024·0 cites·26 claims
- 2244US10171199B2Tunable laser in an optical access networkGOOGLE INC·Filed 2016·Granted Jan 1, 2019·0 cites·20 claims
- 2343US11600965B2Burst mode laser driving circuitGOOGLE LLC·Filed 2019·Granted Mar 7, 2023·0 cites·28 claims
- 2442USD1078869SBuilding blockJIANG CHANGHONG·Filed 2025·Granted Jun 10, 2025·0 cites·1 claims
- 2538US10063944B2Feeder fiber and central office redundancyGOOGLE INC·Filed 2016·Granted Aug 28, 2018·0 cites·16 claims
- 2635US2005111073A1Integrated variable optical attenuator and related componentsLIGHTWAVES 2020 INC CORP OF CA·Filed 2003·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →