Inventor · disambiguated record
Ulrich Kretzer
Also filed as: KRETZER ULRICH
5 granted patents·14 citations·filing 2006–2020
73Inventor score
Top patents by PatentIndex Score
5 records- 0187US7410540B2Process for the manufacture of doped semiconductor single crystals, and III-V semiconductor single crystalFREIBERGER COMPOUND MAT GMBH·Filed 2006·Granted Aug 12, 2008·8 cites·14 claims
- 0277US8329295B2Process for producing doped gallium arsenide substrate wafers having low optical absorption coefficientKRETZER ULRICH·Filed 2009·Granted Dec 11, 2012·4 cites·6 claims
- 0373US8771560B2Process for the manufacture of doped semiconductor single crystals, and III-V semiconductor single crystalKRETZER ULRICH·Filed 2008·Granted Jul 8, 2014·2 cites·13 claims
- 0464US8815392B2Process for producing doped gallium arsenide substrate wafers having low optical absorption coefficientFREIBERGER COMPOUND MAT GMBH·Filed 2012·Granted Aug 26, 2014·0 cites·16 claims
- 0545US11965266B2Device and method of manufacturing AIII-BV-crystals and substrate wafers manufactured thereof free of residual stress and dislocationsFREIBERGER COMPOUND MAT GMBH·Filed 2020·Granted Apr 23, 2024·0 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Ulrich Kretzer files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →