Inventor · disambiguated record
Qingrong Han
Also filed as: HAN QINGRONG
4 granted patents·2 pending applications·64 citations·filing 2004–2012
76Inventor score
Top patents by PatentIndex Score
6 records- 0190US8200057B2Single-mode fiber and production method thereofHAN QINGRONG·Filed 2010·Granted Jun 12, 2012·24 cites·18 claims
- 0283US8184936B2Multi-mode bending-resistant fiber and production method thereofZHANG FANGHAI·Filed 2010·Granted May 22, 2012·21 cites·12 claims
- 0370US6952518B2Dispersion-shifted single-mode fiber having low dispersion slope for large capacity transmissionYANGTZE OPTICAL FIBRE & CABLE·Filed 2004·Granted Oct 4, 2005·18 cites·7 claims
- 0464US9086524B2Methods for manufacturing optical fiber preform and methods for manufacturing optical fiberYANG CHEN·Filed 2012·Granted Jul 21, 2015·1 cites·16 claims
- 0542US2005000253A1Method of manufacture of low water peak single mode optical fiberFiled 2004·Application pending·0 cites
- 0638US2012087625A1Fiber preform and method for manufacturing thereofHAN QINGRONG·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →