Inventor · disambiguated record
Robert I. Macdonald
Also filed as: MACDONALD ROBERT A · MACDONALD ROBERT I · MACDONALD ROBERT IAN
24 granted patents·4 pending applications·847 citations·filing 1979–2005
97Inventor score
Files withJDS UNIPHASE INC9CANADIAN PATENTS DEV3JDS FITEL INC2UNITED KINGDOM GOVERNMENT2ALBERTA TELECOMM RES1
Top patents by PatentIndex Score
28 records- 0196US4466694AWavelength selective optical couplerUNITED KINGDOM GOVERNMENT·Filed 1979·Granted Aug 21, 1984·109 cites·7 claims
- 0293US6560000B2Wavelength-dependent optical signal processing using an angle-to-offset moduleJDS UNIPHASE INC·Filed 2001·Granted May 6, 2003·41 cites·26 claims
- 0392US5291031AOptical phase difference range determination in liquid level sensorTELECOMM RES LAB·Filed 1992·Granted Mar 1, 1994·91 cites·3 claims
- 0490US6487334B2Optical switchJDS UNIPHASE INC·Filed 2001·Granted Nov 26, 2002·57 cites·30 claims
- 0587US6154586AOptical switch mechanismJDS FITEL INC·Filed 1998·Granted Nov 28, 2000·106 cites·22 claims
- 0683US7014326B2Wavelength blockerJDS UNIPHASE INC·Filed 2002·Granted Mar 21, 2006·28 cites·31 claims
- 0783US6480644B1Optical switching deviceJDS UNIPHASE INC·Filed 2000·Granted Nov 12, 2002·24 cites·25 claims
- 0883US6005993ADeflection optical matrix switchFiled 1998·Granted Dec 21, 1999·64 cites·24 claims
- 0980US6462858B1Fast attenuatorJDS UNIPHASE INC·Filed 2001·Granted Oct 8, 2002·27 cites·15 claims
- 1079US6618517B2Cascadable large optical cross-connectJDS UNIPHASE INC·Filed 2001·Granted Sep 9, 2003·14 cites·24 claims
- 1179US5044723ATapered fibre sensorALBERTA TELECOMM RES·Filed 1990·Granted Sep 3, 1991·48 cites·8 claims
- 1277US6567576B2Optical switch matrix with failure protectionJDS UNIPHASE INC·Filed 2001·Granted May 20, 2003·15 cites·7 claims
- 1376US4686533AOptoelectronically switched phase shifter for radar and satellite phased array antennasUNITED KINGDOM GOVERNMENT·Filed 1983·Granted Aug 11, 1987·34 cites·12 claims
- 1474US4783850AOptoelectronic compound switching matrixCANADIAN PATENTS DEV·Filed 1984·Granted Nov 8, 1988·20 cites·27 claims
- 1569US6043887APolarimeterFiled 1998·Granted Mar 28, 2000·39 cites·17 claims
- 1667US6011623AFault detection system for an amplified optical transmission systemFiled 1998·Granted Jan 4, 2000·37 cites·17 claims
- 1764US6134357AOptical switching systemJDS FITEL INC·Filed 1998·Granted Oct 17, 2000·24 cites·8 claims
- 1864US5903686AOptical switch moduleFiled 1997·Granted May 11, 1999·22 cites·13 claims
- 1963US6763154B2Methods and structures for the control of optical waveguide devices by stressJDS UNIPHASE INC·Filed 2002·Granted Jul 13, 2004·8 cites·9 claims
- 2061US4699449AOptoelectronic assembly and method of making the sameCANADIAN PATENTS DEV·Filed 1985·Granted Oct 13, 1987·19 cites·10 claims
- 2147US2007110524A1Pin having a tapered capMACDONALD ROBERT A·Filed 2005·Application pending·0 cites
- 2242US2002159681A1Protected optical crossconnectFiled 2002·Application pending·0 cites
- 2341US6044185AOptical switch moduleFiled 1998·Granted Mar 28, 2000·6 cites·12 claims
- 2439US6356678B1Optical deflection switchJDS UNIPHASE INC·Filed 1999·Granted Mar 12, 2002·7 cites·14 claims
- 2537US2004005154A1Optical transmitterFiled 2003·Application pending·0 cites
- 2635US6005994AOptical switching gateFiled 1998·Granted Dec 21, 1999·3 cites·18 claims
- 2735US2002017834A1Acoustically actuated mems devicesFiled 2001·Application pending·0 cites
- 2833US4727349ADepleted channel photoconductorCANADIAN PATENTS DEV·Filed 1986·Granted Feb 23, 1988·4 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →