Inventor · disambiguated record
Yujin Zheng
Also filed as: ZHENG YUJIN
10 granted patents·1 pending application·21 citations·filing 2003–2019
83Inventor score
Top patents by PatentIndex Score
11 records- 0186US7424044B2Semiconductor laser deviceHAMAMATSU PHOTONICS KK·Filed 2006·Granted Sep 9, 2008·10 cites·5 claims
- 0269US7622694B2Laser beam machineHAMAMATSU PHOTONICS KK·Filed 2006·Granted Nov 24, 2009·3 cites·1 claims
- 0369US7586968B2Heater-attached alkali-encapsulated cell and alkali laser apparatusHAMAMATSU PHOTONICS KK·Filed 2007·Granted Sep 8, 2009·3 cites·6 claims
- 0459US12155177B2External resonator-type semiconductor laser deviceHAMAMATSU PHOTONICS KK·Filed 2019·Granted Nov 26, 2024·0 cites·4 claims
- 0556US8477824B2Semiconductor laser apparatus having collimator lens and path rotatorZHENG YUJIN·Filed 2010·Granted Jul 2, 2013·1 cites·2 claims
- 0648US7197058B2Semiconductor laser apparatusHAMAMATSU PHOTONICS KK·Filed 2004·Granted Mar 27, 2007·2 cites·8 claims
- 0746US7693206B2Semiconductor laser device including laser array or stack first collimator, path rotator, and an optical elementHAMAMATSU PHOTONICS KK·Filed 2004·Granted Apr 6, 2010·1 cites·2 claims
- 0845US7489447B2Optical condenser deviceHAMAMATSU PHOTONICS KK·Filed 2003·Granted Feb 10, 2009·1 cites·9 claims
- 0939US7733570B2CondenserHAMAMATSU PHOTONICS KK·Filed 2003·Granted Jun 8, 2010·0 cites·8 claims
- 1035US9882354B2Semiconductor laser deviceHAMAMATSU PHOTONICS KK·Filed 2015·Granted Jan 30, 2018·0 cites·2 claims
- 1132US2006203873A1Semiconductor laser diodeGAO XIN·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →