Inventor · disambiguated record
Christopher M. Look
Also filed as: LOOK CHRISTOPHER M · LOOK CHRISTOPHER MICHAEL
17 granted patents·4 pending applications·442 citations·filing 1980–2012
94Inventor score
Files withNORTHERN TELECOM LTD5DYNAMIC METHOD ENTPR LTD4SADANANDA SANTOSH KUMAR3INTELLAMBDA SYSTEMS INC2IBM1
Top patents by PatentIndex Score
21 records- 0197US4399541ALight emitting device package having combined heater/coolerNORTHERN TELECOM LTD·Filed 1981·Granted Aug 16, 1983·100 cites·12 claims
- 0296US7983560B2Modular WSS-based communications system with colorless add/drop interfacesDYNAMIC METHOD ENTPR LTD·Filed 2006·Granted Jul 19, 2011·38 cites·24 claims
- 0395US8406620B2Passive optical network (PON) in-band optical time domain reflectometer (OTDR)KHERMOSH LIOR·Filed 2010·Granted Mar 26, 2013·22 cites·50 claims
- 0485US5387927AMethod and apparatus for broadband transmission from a central office to a number of subscribersMPR TELTECH LTD·Filed 1993·Granted Feb 7, 1995·122 cites·18 claims
- 0584US7447397B1Optical switch matrixDYNAMIC METHOD ENTPR LTD·Filed 2004·Granted Nov 4, 2008·25 cites·45 claims
- 0681US8244127B2Quality of service in an optical networkSADANANDA SANTOSH KUMAR·Filed 2006·Granted Aug 14, 2012·9 cites·5 claims
- 0774US5768279ABroad band transmission systemIBM·Filed 1994·Granted Jun 16, 1998·74 cites·37 claims
- 0869US7142746B2Optical backplane systemINTELLAMBDA SYSTEMS INC·Filed 2005·Granted Nov 28, 2006·4 cites·25 claims
- 0964US8687964B2In-band control mechanismKUMAR SANTOSH S·Filed 2011·Granted Apr 1, 2014·2 cites·17 claims
- 1063US8463122B2Quality of service in an optical networkSADANANDA SANTOSH KUMAR·Filed 2012·Granted Jun 11, 2013·1 cites·5 claims
- 1161US7885541B2Method and apparatus for optical performance monitoringDYNAMIC METHOD ENTPR LTD·Filed 2005·Granted Feb 8, 2011·2 cites·22 claims
- 1258US7174066B1Method and an apparatus to detect signal failure on a per wavelength basisINTELLAMBDA SYSTEMS INC·Filed 2004·Granted Feb 6, 2007·4 cites·11 claims
- 1355US4389557ASemiconductor laser bonding techniqueNORTHERN TELECOM LTD·Filed 1981·Granted Jun 21, 1983·18 cites·14 claims
- 1449US2009028499A1Optical Switch MatrixMAKI JEFFERY J·Filed 2008·Application pending·0 cites
- 1545US4329189AChannelled substrate double heterostructure lasersNORTHERN TELECOM LTD·Filed 1981·Granted May 11, 1982·13 cites·6 claims
- 1644US7848644B2Method and an apparatus to provide optical equipment protectionDYNAMIC METHOD ENTPR LTD·Filed 2004·Granted Dec 7, 2010·0 cites·24 claims
- 1743US2009034965A1Method and an apparatus to automatically verify connectivity within an optical network nodeLOOK CHRISTOPHER M·Filed 2004·Application pending·0 cites
- 1839US4325034ASemiconductor lasers with integrally formed light emitting diodesNORTHERN TELECOM LTD·Filed 1980·Granted Apr 13, 1982·6 cites·5 claims
- 1938US2012087661A1Long Distance Transmission Of Incoherent Optical Signals In An Optical NetworkLOOK CHRISTOPHER MICHAEL·Filed 2011·Application pending·0 cites
- 2037US2009257751A1Aggregating Optical Network DeviceSADANANDA SANTOSH KUMAR·Filed 2006·Application pending·0 cites
- 2130US4323859AChanelled substrate double heterostructure lasersNORTHERN TELECOM LTD·Filed 1980·Granted Apr 6, 1982·2 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Christopher M. Look 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 →