Inventor · disambiguated record
Fritjof Helmchen
Also filed as: HELMCHEN FRITJOF
3 granted patents·76 citations·filing 2001–2021
70Inventor score
Technology areasG02B
Top patents by PatentIndex Score
3 records- 0193US6977733B2System and method for optical scanningLUCENT TECHNOLOGIES INC·Filed 2005·Granted Dec 20, 2005·64 cites·14 claims
- 0269US6967725B2System and method for optical scanningLUCENT TECHNOLOGIES INC·Filed 2001·Granted Nov 22, 2005·12 cites·18 claims
- 0340US12504614B2Multi-immersion microscope objective with minimally refractive surfacesUNIV ZUERICH·Filed 2021·Granted Dec 23, 2025·0 cites·17 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →