Inventor record

SPRENGEL HEIDE

This page previously combined 2different people who filed under the same name. Pick the inventor you're looking for — each profile now covers one disambiguated person.

• 81Heide Sprengel5 patent records·84 citations·G03F Y10S4 on this record
• 81Walter Deucker6 patent records·50 citations·C09B C07C G03F1 on this record

Inventor identities via PatentsView disambiguation — see methodology.