Inventor · disambiguated record
Hindrick Freerk Bulthuis
Also filed as: BULTHUIS HINDRICK F · BULTHUIS HINDRICK FREERK
7 granted patents·138 citations·filing 1999–2008
86Inventor score
Technology areasG02B
Top patents by PatentIndex Score
7 records- 0183US7397986B2Optical device with reduced temperature dependenceGEMFIRE CORP·Filed 2005·Granted Jul 8, 2008·14 cites·39 claims
- 0283US7382953B1Folded AWG architectureGEMFIRE CORP·Filed 2007·Granted Jun 3, 2008·15 cites·4 claims
- 0379US7689072B2Optical device with reduced temperature dependenceGEMFIRE CORP·Filed 2008·Granted Mar 30, 2010·9 cites·5 claims
- 0479US6289147B1Passband flattening of a phasarBBV DESIGN BV·Filed 1999·Granted Sep 11, 2001·64 cites·19 claims
- 0577US6768842B2Arrayed waveguide gratingALCATEL OPTRONICS UK LTD·Filed 2002·Granted Jul 27, 2004·28 cites·18 claims
- 0664US7492991B2Arrayed waveguide grating with reduced channel passband asymmetryGEMFIRE CORP·Filed 2007·Granted Feb 17, 2009·4 cites·33 claims
- 0746US7555180B2Optical branching component with low polarisation sensitivity and increased process toleranceGEMFIRE EUROP LTD·Filed 2003·Granted Jun 30, 2009·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →