Inventor · disambiguated record
Xiaofan Cao
Also filed as: CAO XIAOFAN
7 granted patents·88 citations·filing 1997–2004
85Inventor score
Top patents by PatentIndex Score
7 records- 0184US6721509B2Self-adjusting optical add-drop multiplexer and optical networks using sameAVANEX CORP·Filed 2000·Granted Apr 13, 2004·19 cites·4 claims
- 0270US6088142ASystem and method for precision wavelength monitoringOPLINK COMMUNICATIONS INC·Filed 1997·Granted Jul 11, 2000·39 cites·28 claims
- 0364US7016610B2Self-adjusting optical add-drop multiplexer and optical networks using sameAVANEX CORP·Filed 2004·Granted Mar 21, 2006·5 cites·3 claims
- 0460US6417964B1Reconfigurable automatic gain control and method for optical amplifierAVANEX CORP·Filed 2001·Granted Jul 9, 2002·6 cites·8 claims
- 0552US6490386B1Bidirectional optical amplifierFiled 2001·Granted Dec 3, 2002·5 cites·34 claims
- 0647US5933260AMethod and system for wavelength division multiplexerOPLINK COMMUNICATIONS INC·Filed 1997·Granted Aug 3, 1999·13 cites·8 claims
- 0745US6728440B1Method and apparatus for multi-pass photonic processors with circulators and multiple-fiber collimatorsAVANEX CORP·Filed 2001·Granted Apr 27, 2004·1 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Xiaofan Cao 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 →