Inventor · disambiguated record
Frits J. Versteeg
Also filed as: VERSTEEG FRITS J · VERSTEEG FRITS JOHAN
4 granted patents·37 citations·filing 1977–1987
74Inventor score
Top patents by PatentIndex Score
4 records- 0152US4266129ADevice for viewing residual light in the visible and the near infrared spectrumOPTISCHE IND DE OUDE DELFT NV·Filed 1979·Granted May 5, 1981·13 cites·5 claims
- 0247US5110209AMethod and apparatus for adjusting the alignment of a sighting device and a pivotable memberOPTISCHE IND DE OUDE DELFT NV·Filed 1987·Granted May 5, 1992·15 cites·26 claims
- 0336US4487483ACatadioptric objectiveOPTISCHE IND DE OUDE DELFT NV·Filed 1982·Granted Dec 11, 1984·7 cites·4 claims
- 0426US4111528AMagnifierOPTISCHE IND DE OUDE DELFT NL1·Filed 1977·Granted Sep 5, 1978·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →