Inventor · disambiguated record
Per Christoffersen
Also filed as: CHRISTOFFERSEN PER
1 granted patent·2 pending applications·37 citations·filing 1999–2022
46Inventor score
Top patents by PatentIndex Score
3 records- 0153US6581841B1Apparatus and method for secure information processingSAGEM DENMARK AS·Filed 1999·Granted Jun 24, 2003·37 cites·34 claims
- 0245US2024246005A1Light matrix building block for a modular toy or educational construction setLEGO AS·Filed 2022·Application pending·0 cites
- 0334US2011032211A1secure keypad systemBBS DENMARK AS·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →