Inventor · disambiguated record
Otto Lapp
Also filed as: LAPP OTTO · LAPP OTTO DR
11 granted patents·77 citations·filing 1972–1997
89Inventor score
Top patents by PatentIndex Score
11 records- 0185US4297439AProduction of photographic silver halide emulsionAGFA GEVAERT AG·Filed 1979·Granted Oct 27, 1981·14 cites·8 claims
- 0273US4267264AColor photographic recording materialAGFA GEVAERT AG·Filed 1980·Granted May 12, 1981·14 cites·4 claims
- 0370US4379837AProcess for the preparation of silver halide emulsions, photographic materials, and a process for the production of photographic imagesAGFA GEVAERT AG·Filed 1981·Granted Apr 12, 1983·12 cites·10 claims
- 0469US4129446AColor photographic recording materialAGFA GEVAERT AG·Filed 1977·Granted Dec 12, 1978·9 cites·6 claims
- 0568US4186016AColor photographic recording materialAGFA GEVAERT AG·Filed 1977·Granted Jan 29, 1980·9 cites·4 claims
- 0660US5604087AProcess for the production of silver halide emulsionsAGFA GEVAERT AG·Filed 1995·Granted Feb 18, 1997·4 cites·16 claims
- 0752US4045228ADirect positive emulsions containing fogged, monodispersed silver halide grains having more than 10 mile % iodideAGFA GEVAERT NV·Filed 1973·Granted Aug 30, 1977·8 cites·13 claims
- 0843US3941595APhotographic material containing fogged, direct positive silver halide emulsion and negative silver halide emulsion for the production of equidensitiesAGFA GEVAERT AG·Filed 1972·Granted Mar 2, 1976·5 cites·10 claims
- 0938US5385813AColor photographic silver halide materialAGFA GEVAERT AG·Filed 1993·Granted Jan 31, 1995·1 cites·3 claims
- 1035US5547818AColour print material with variable gradationAGFA GEVAERT AG·Filed 1994·Granted Aug 20, 1996·1 cites·13 claims
- 1134US5955254AProduction of silver halide emulsionsAGFA GEVAERT AG·Filed 1997·Granted Sep 21, 1999·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →