Inventor · disambiguated record
Yingchao Yan
Also filed as: YAN YINGCHAO
3 granted patents·37 citations·filing 1998–2002
69Inventor score
Top patents by PatentIndex Score
3 records- 0162US6697553B2Compact, low insertion loss, high yield arrayed waveguide gratingJDS UNIPHASE CORP·Filed 2002·Granted Feb 24, 2004·9 cites·78 claims
- 0257US5982973AErbium-doped planar waveguideTNO·Filed 1998·Granted Nov 9, 1999·25 cites·8 claims
- 0348US6947653B2Waveguide stress engineering and compatible passivation in planar lightwave circuitsJDS UNIPHASE CORP·Filed 2001·Granted Sep 20, 2005·3 cites·29 claims
Join the waitlist — get patent alerts
Get an alert when Yingchao Yan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →