Inventor · disambiguated record
Marcel Robert Fierens
Also filed as: FIERENS MARCEL R · FIERENS MARCEL ROBERT
3 granted patents·58 citations·filing 1974–1987
71Inventor score
Files withAGFA GEVAERT NV3
Top patents by PatentIndex Score
3 records- 0180US3995298AApparatus for processing photographic film and recovering solid substances from the processing solutions usedAGFA GEVAERT NV·Filed 1974·Granted Nov 30, 1976·30 cites·11 claims
- 0263US4814809APhotographic processing apparatus and methodAGFA GEVAERT NV·Filed 1987·Granted Mar 21, 1989·25 cites·8 claims
- 0335US4046570AHardening fixer for photographic silver halide materialAGFA GEVAERT NV·Filed 1976·Granted Sep 6, 1977·3 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Marcel Robert Fierens 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 →