Inventor · disambiguated record
Peter F. F. Hirschfeld
Also filed as: HIRSCHFELD PETER · HIRSCHFELD PETER F F
3 granted patents·198 citations·filing 1991–1999
77Inventor score
Top patents by PatentIndex Score
3 records- 0193US5132142AApparatus and method for producing pellets by layering power onto particlesGLATT GMBH·Filed 1991·Granted Jul 21, 1992·133 cites·18 claims
- 0280US5284678AMethod and apparatus for coating particles agitated by a rotatable rotorGLATT GMBH·Filed 1992·Granted Feb 8, 1994·43 cites·21 claims
- 0357US6302920B1Composition for dyeing and bleaching of human hair and process for its preparationGOLDWELL AG·Filed 1999·Granted Oct 16, 2001·22 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →