Inventor · disambiguated record
Christoph Friedrich
Also filed as: FRIEDRICH CHRISTOPH
5 granted patents·1 pending application·100 citations·filing 1999–2022
81Inventor score
Top patents by PatentIndex Score
6 records- 0187US6631511B2Generating mask layout data for simulation of lithographic processesINFINEON TECHNOLOGIES AG·Filed 2001·Granted Oct 7, 2003·48 cites·41 claims
- 0280US6660437B2Alternating phase maskINFINEON TECHNOLOGIES AG·Filed 2002·Granted Dec 9, 2003·22 cites·16 claims
- 0375US6686098B2Lithography method and lithography maskINFINEON TECHNOLOGIES AG·Filed 2000·Granted Feb 3, 2004·19 cites·11 claims
- 0459US6466373B1Trimming mask with semitransparent phase-shifting regionsSIEMENS AG·Filed 2000·Granted Oct 15, 2002·7 cites·11 claims
- 0544US2024235446A1Injection moulding machine with electric switching units and method for synchronising the currents of electric switching unitsWITTMANN TECH GMBH·Filed 2022·Application pending·0 cites
- 0635US6635388B1Contact hole fabrication with the aid of mutually crossing sudden phase shift edges of a single phase shift maskINFINEON TECHNOLOGIES AG·Filed 1999·Granted Oct 21, 2003·4 cites·11 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →