Inventor · disambiguated record
Hakan O. Djuphammar
Also filed as: DJUPHAMMAR HAKAN O
4 granted patents·155 citations·filing 1993–2000
80Inventor score
Files withERICSSON TELEFON AB L M4
Top patents by PatentIndex Score
4 records- 0180US7054290B1Methods and apparatus for dual mode operation in a wireless communication systemERICSSON TELEFON AB L M·Filed 2000·Granted May 30, 2006·36 cites·50 claims
- 0267US5521904AMethod and apparatus for testing a base station in a time division multiple access radio communications systemERICSSON TELEFON AB L M·Filed 1993·Granted May 28, 1996·85 cites·26 claims
- 0350US5394459ACabinet and position allocationERICSSON TELEFON AB L M·Filed 1993·Granted Feb 28, 1995·19 cites·36 claims
- 0440US6879580B1Combined CDMA multi-service carrier and TDMA/CDMA packet carrierERICSSON TELEFON AB L M·Filed 1999·Granted Apr 12, 2005·15 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →