Inventor · disambiguated record

William D. Hachfeld

Also filed as: HACHFELD WILLIAM D

2 granted patents·5 citations·filing 2017–2019

51Inventor score

Technology areasH04N

Files withVITAL IMAGES INC2

Top patents by PatentIndex Score

2 records

0174US10462495B2Progressive lossless compression of image dataVITAL IMAGES INC·Filed 2017·Granted Oct 29, 2019·3 cites·31 claims
0271US11089338B2Progressive lossless compression of image dataVITAL IMAGES INC·Filed 2019·Granted Aug 10, 2021·2 cites·32 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →