Inventor · disambiguated record
Frank Preiswerk
Also filed as: PREISWERK FRANK · PREISWERK FRANK R
7 granted patents·1 pending application·14 citations·filing 2018–2024
75Inventor score
Top patents by PatentIndex Score
8 records- 0192US11350024B1High speed continuously adaptive focus and deblurAMAZON TECH INC·Filed 2021·Granted May 31, 2022·10 cites·20 claims
- 0288US12273621B1Guided camera focusing using barcode imagesAMAZON TECH INC·Filed 2023·Granted Apr 8, 2025·1 cites·20 claims
- 0388US12131224B1Deep learning based image enhancement for barcode decodingAMAZON TECH INC·Filed 2022·Granted Oct 29, 2024·1 cites·20 claims
- 0483US11893786B1Scan-free barcode readingAMAZON TECH INC·Filed 2021·Granted Feb 6, 2024·2 cites·20 claims
- 0550US12412239B1Optical resolution determination from barcode chart imagesAMAZON TECH INC·Filed 2023·Granted Sep 9, 2025·0 cites·20 claims
- 0648US11744558B2Systems and methods for controlling imaging artifacts using an array of sensor dataBRIGHAM & WOMENS HOSPITAL INC·Filed 2018·Granted Sep 5, 2023·0 cites·11 claims
- 0747US12425721B1Optical lens characterization and calibrationAMAZON TECH INC·Filed 2023·Granted Sep 23, 2025·0 cites·20 claims
- 0847US2025381675A1Neural networks to identify objects with structured identifiersAMAZON TECH INC·Filed 2024·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →